725296

素因数分解:

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

素因数の和:349

約数の個数: 40

約数和(自身を含む): 1656144

約数和(自身を除く): 930848

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 317, 572, 634, 1144, 1268, 2288, 2536, 3487, 4121, 5072, 6974, 8242, 13948, 16484, 27896, 32968, 45331, 55792, 65936, 90662, 181324, 362648, 725296]

約数ペア:

[(1, 725296), (2, 362648), (4, 181324), (8, 90662), (11, 65936), (13, 55792), (16, 45331), (22, 32968), (26, 27896), (44, 16484), (52, 13948), (88, 8242), (104, 6974), (143, 5072), (176, 4121), (208, 3487), (286, 2536), (317, 2288), (572, 1268), (634, 1144)]