261724914

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:376

約数の個数: 96

約数和(自身を含む): 637116480

約数和(自身を除く): 375391566

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 67, 99, 109, 134, 181, 198, 201, 218, 327, 362, 402, 543, 603, 654, 737, 981, 1086, 1199, 1206, 1474, 1629, 1962, 1991, 2211, 2398, 3258, 3597, 3982, 4422, 5973, 6633, 7194, 7303, 10791, 11946, 12127, 13266, 14606, 17919, 19729, 21582, 21909, 24254, 35838, 36381, 39458, 43818, 59187, 65727, 72762, 80333, 109143, 118374, 131454, 133397, 160666, 177561, 217019, 218286, 240999, 266794, 355122, 400191, 434038, 481998, 651057, 722997, 800382, 1200573, 1302114, 1321843, 1445994, 1953171, 2401146, 2643686, 3906342, 3965529, 7931058, 11896587, 14540273, 23793174, 29080546, 43620819, 87241638, 130862457, 261724914]

約数ペア:

[(1, 261724914), (2, 130862457), (3, 87241638), (6, 43620819), (9, 29080546), (11, 23793174), (18, 14540273), (22, 11896587), (33, 7931058), (66, 3965529), (67, 3906342), (99, 2643686), (109, 2401146), (134, 1953171), (181, 1445994), (198, 1321843), (201, 1302114), (218, 1200573), (327, 800382), (362, 722997), (402, 651057), (543, 481998), (603, 434038), (654, 400191), (737, 355122), (981, 266794), (1086, 240999), (1199, 218286), (1206, 217019), (1474, 177561), (1629, 160666), (1962, 133397), (1991, 131454), (2211, 118374), (2398, 109143), (3258, 80333), (3597, 72762), (3982, 65727), (4422, 59187), (5973, 43818), (6633, 39458), (7194, 36381), (7303, 35838), (10791, 24254), (11946, 21909), (12127, 21582), (13266, 19729), (14606, 17919)]