7978256

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1$

素因数の和:360

約数の個数: 60

約数和(自身を含む): 18355596

約数和(自身を除く): 10377340

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 121, 143, 176, 208, 242, 286, 317, 484, 572, 634, 968, 1144, 1268, 1573, 1936, 2288, 2536, 3146, 3487, 4121, 5072, 6292, 6974, 8242, 12584, 13948, 16484, 25168, 27896, 32968, 38357, 45331, 55792, 65936, 76714, 90662, 153428, 181324, 306856, 362648, 498641, 613712, 725296, 997282, 1994564, 3989128, 7978256]

約数ペア:

[(1, 7978256), (2, 3989128), (4, 1994564), (8, 997282), (11, 725296), (13, 613712), (16, 498641), (22, 362648), (26, 306856), (44, 181324), (52, 153428), (88, 90662), (104, 76714), (121, 65936), (143, 55792), (176, 45331), (208, 38357), (242, 32968), (286, 27896), (317, 25168), (484, 16484), (572, 13948), (634, 12584), (968, 8242), (1144, 6974), (1268, 6292), (1573, 5072), (1936, 4121), (2288, 3487), (2536, 3146)]