268352786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 480906720

約数和(自身を除く): 212553934

約数列:

[1, 2, 13, 17, 26, 34, 37, 61, 74, 122, 221, 269, 442, 481, 538, 629, 793, 962, 1037, 1258, 1586, 2074, 2257, 3497, 4514, 4573, 6994, 8177, 9146, 9953, 13481, 16354, 16409, 19906, 26962, 29341, 32818, 38369, 58682, 59449, 76738, 118898, 129389, 169201, 213317, 258778, 278953, 338402, 426634, 498797, 557906, 607133, 997594, 1214266, 2199613, 3626389, 4399226, 7252778, 7892729, 10321261, 15785458, 20642522, 134176393, 268352786]

約数ペア:

[(1, 268352786), (2, 134176393), (13, 20642522), (17, 15785458), (26, 10321261), (34, 7892729), (37, 7252778), (61, 4399226), (74, 3626389), (122, 2199613), (221, 1214266), (269, 997594), (442, 607133), (481, 557906), (538, 498797), (629, 426634), (793, 338402), (962, 278953), (1037, 258778), (1258, 213317), (1586, 169201), (2074, 129389), (2257, 118898), (3497, 76738), (4514, 59449), (4573, 58682), (6994, 38369), (8177, 32818), (9146, 29341), (9953, 26962), (13481, 19906), (16354, 16409)]