15556905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:191

約数の個数: 96

約数和(自身を含む): 34594560

約数和(自身を除く): 19037655

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 29, 35, 39, 45, 63, 65, 87, 91, 105, 117, 131, 145, 195, 203, 261, 273, 315, 377, 393, 435, 455, 585, 609, 655, 819, 917, 1015, 1131, 1179, 1305, 1365, 1703, 1827, 1885, 1965, 2639, 2751, 3045, 3393, 3799, 4095, 4585, 5109, 5655, 5895, 7917, 8253, 8515, 9135, 11397, 11921, 13195, 13755, 15327, 16965, 18995, 23751, 25545, 26593, 34191, 35763, 39585, 41265, 49387, 56985, 59605, 76635, 79779, 107289, 118755, 132965, 148161, 170955, 178815, 239337, 246935, 345709, 398895, 444483, 536445, 740805, 1037127, 1196685, 1728545, 2222415, 3111381, 5185635, 15556905]

約数ペア:

[(1, 15556905), (3, 5185635), (5, 3111381), (7, 2222415), (9, 1728545), (13, 1196685), (15, 1037127), (21, 740805), (29, 536445), (35, 444483), (39, 398895), (45, 345709), (63, 246935), (65, 239337), (87, 178815), (91, 170955), (105, 148161), (117, 132965), (131, 118755), (145, 107289), (195, 79779), (203, 76635), (261, 59605), (273, 56985), (315, 49387), (377, 41265), (393, 39585), (435, 35763), (455, 34191), (585, 26593), (609, 25545), (655, 23751), (819, 18995), (917, 16965), (1015, 15327), (1131, 13755), (1179, 13195), (1305, 11921), (1365, 11397), (1703, 9135), (1827, 8515), (1885, 8253), (1965, 7917), (2639, 5895), (2751, 5655), (3045, 5109), (3393, 4585), (3799, 4095)]