261276834

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{569}}^1$

素因数の和:652

約数の個数: 96

約数和(自身を含む): 667255680

約数和(自身を除く): 405978846

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 39, 42, 58, 78, 87, 91, 174, 182, 203, 273, 377, 406, 546, 569, 609, 754, 841, 1131, 1138, 1218, 1682, 1707, 2262, 2523, 2639, 3414, 3983, 5046, 5278, 5887, 7397, 7917, 7966, 10933, 11774, 11949, 14794, 15834, 16501, 17661, 21866, 22191, 23898, 32799, 33002, 35322, 44382, 49503, 51779, 65598, 76531, 99006, 103558, 115507, 153062, 155337, 214513, 229593, 231014, 310674, 346521, 429026, 459186, 478529, 643539, 693042, 957058, 1287078, 1435587, 1501591, 2871174, 3003182, 3349703, 4504773, 6220877, 6699406, 9009546, 10049109, 12441754, 18662631, 20098218, 37325262, 43546139, 87092278, 130638417, 261276834]

約数ペア:

[(1, 261276834), (2, 130638417), (3, 87092278), (6, 43546139), (7, 37325262), (13, 20098218), (14, 18662631), (21, 12441754), (26, 10049109), (29, 9009546), (39, 6699406), (42, 6220877), (58, 4504773), (78, 3349703), (87, 3003182), (91, 2871174), (174, 1501591), (182, 1435587), (203, 1287078), (273, 957058), (377, 693042), (406, 643539), (546, 478529), (569, 459186), (609, 429026), (754, 346521), (841, 310674), (1131, 231014), (1138, 229593), (1218, 214513), (1682, 155337), (1707, 153062), (2262, 115507), (2523, 103558), (2639, 99006), (3414, 76531), (3983, 65598), (5046, 51779), (5278, 49503), (5887, 44382), (7397, 35322), (7917, 33002), (7966, 32799), (10933, 23898), (11774, 22191), (11949, 21866), (14794, 17661), (15834, 16501)]