201126915

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:330

約数の個数: 128

約数和(自身を含む): 427991040

約数和(自身を除く): 226864125

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 31, 33, 45, 51, 55, 85, 93, 99, 135, 153, 155, 165, 187, 255, 257, 279, 297, 341, 459, 465, 495, 527, 561, 765, 771, 837, 935, 1023, 1285, 1395, 1485, 1581, 1683, 1705, 2295, 2313, 2635, 2805, 2827, 3069, 3855, 4185, 4369, 4743, 5049, 5115, 5797, 6939, 7905, 7967, 8415, 8481, 9207, 11565, 13107, 14135, 14229, 15345, 17391, 21845, 23715, 23901, 25245, 25443, 28985, 34695, 39321, 39835, 42405, 46035, 48059, 52173, 65535, 71145, 71703, 76329, 86955, 87637, 117963, 119505, 127215, 135439, 144177, 156519, 196605, 215109, 240295, 260865, 262911, 358515, 381645, 406317, 432531, 438185, 589815, 677195, 720885, 782595, 788733, 1075545, 1218951, 1297593, 1314555, 1489829, 2031585, 2162655, 2366199, 3656853, 3943665, 4469487, 6094755, 6487965, 7449145, 11830995, 13408461, 18284265, 22347435, 40225383, 67042305, 201126915]

約数ペア:

[(1, 201126915), (3, 67042305), (5, 40225383), (9, 22347435), (11, 18284265), (15, 13408461), (17, 11830995), (27, 7449145), (31, 6487965), (33, 6094755), (45, 4469487), (51, 3943665), (55, 3656853), (85, 2366199), (93, 2162655), (99, 2031585), (135, 1489829), (153, 1314555), (155, 1297593), (165, 1218951), (187, 1075545), (255, 788733), (257, 782595), (279, 720885), (297, 677195), (341, 589815), (459, 438185), (465, 432531), (495, 406317), (527, 381645), (561, 358515), (765, 262911), (771, 260865), (837, 240295), (935, 215109), (1023, 196605), (1285, 156519), (1395, 144177), (1485, 135439), (1581, 127215), (1683, 119505), (1705, 117963), (2295, 87637), (2313, 86955), (2635, 76329), (2805, 71703), (2827, 71145), (3069, 65535), (3855, 52173), (4185, 48059), (4369, 46035), (4743, 42405), (5049, 39835), (5115, 39321), (5797, 34695), (6939, 28985), (7905, 25443), (7967, 25245), (8415, 23901), (8481, 23715), (9207, 21845), (11565, 17391), (13107, 15345), (14135, 14229)]