788993865

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:285

約数の個数: 160

約数和(自身を含む): 1655976960

約数和(自身を除く): 866983095

約数列:

[1, 3, 5, 9, 11, 15, 27, 29, 31, 33, 45, 55, 81, 87, 93, 99, 135, 145, 155, 165, 197, 261, 279, 297, 319, 341, 405, 435, 465, 495, 591, 783, 837, 891, 899, 957, 985, 1023, 1305, 1395, 1485, 1595, 1705, 1773, 2167, 2349, 2511, 2697, 2871, 2955, 3069, 3915, 4185, 4455, 4495, 4785, 5115, 5319, 5713, 6107, 6501, 8091, 8613, 8865, 9207, 9889, 10835, 11745, 12555, 13485, 14355, 15345, 15957, 17139, 18321, 19503, 24273, 25839, 26595, 27621, 28565, 29667, 30535, 32505, 40455, 43065, 46035, 49445, 51417, 54963, 58509, 62843, 67177, 72819, 79785, 85695, 89001, 91605, 97515, 121365, 129195, 138105, 148335, 154251, 164889, 175527, 177103, 188529, 201531, 257085, 267003, 274815, 292545, 314215, 335885, 364095, 445005, 462753, 494667, 531309, 565587, 604593, 771255, 801009, 824445, 877635, 885515, 942645, 1007655, 1335015, 1593927, 1696761, 1813779, 1948133, 2313765, 2473335, 2656545, 2827935, 3022965, 4005045, 4781781, 5090283, 5441337, 5844399, 7969635, 8483805, 9068895, 9740665, 14345343, 17533197, 23908905, 25451415, 27206685, 29221995, 52599591, 71726715, 87665985, 157798773, 262997955, 788993865]

約数ペア:

[(1, 788993865), (3, 262997955), (5, 157798773), (9, 87665985), (11, 71726715), (15, 52599591), (27, 29221995), (29, 27206685), (31, 25451415), (33, 23908905), (45, 17533197), (55, 14345343), (81, 9740665), (87, 9068895), (93, 8483805), (99, 7969635), (135, 5844399), (145, 5441337), (155, 5090283), (165, 4781781), (197, 4005045), (261, 3022965), (279, 2827935), (297, 2656545), (319, 2473335), (341, 2313765), (405, 1948133), (435, 1813779), (465, 1696761), (495, 1593927), (591, 1335015), (783, 1007655), (837, 942645), (891, 885515), (899, 877635), (957, 824445), (985, 801009), (1023, 771255), (1305, 604593), (1395, 565587), (1485, 531309), (1595, 494667), (1705, 462753), (1773, 445005), (2167, 364095), (2349, 335885), (2511, 314215), (2697, 292545), (2871, 274815), (2955, 267003), (3069, 257085), (3915, 201531), (4185, 188529), (4455, 177103), (4495, 175527), (4785, 164889), (5115, 154251), (5319, 148335), (5713, 138105), (6107, 129195), (6501, 121365), (8091, 97515), (8613, 91605), (8865, 89001), (9207, 85695), (9889, 79785), (10835, 72819), (11745, 67177), (12555, 62843), (13485, 58509), (14355, 54963), (15345, 51417), (15957, 49445), (17139, 46035), (18321, 43065), (19503, 40455), (24273, 32505), (25839, 30535), (26595, 29667), (27621, 28565)]