398582782

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{977}}^1$

素因数の和:1093

約数の個数: 48

約数和(自身を含む): 695850912

約数和(自身を除く): 297268130

約数列:

[1, 2, 13, 17, 26, 34, 71, 142, 169, 221, 338, 442, 923, 977, 1207, 1846, 1954, 2414, 2873, 5746, 11999, 12701, 15691, 16609, 23998, 25402, 31382, 33218, 69367, 138734, 165113, 203983, 215917, 330226, 407966, 431834, 901771, 1179239, 1803542, 2358478, 2806921, 5613842, 11723023, 15330107, 23446046, 30660214, 199291391, 398582782]

約数ペア:

[(1, 398582782), (2, 199291391), (13, 30660214), (17, 23446046), (26, 15330107), (34, 11723023), (71, 5613842), (142, 2806921), (169, 2358478), (221, 1803542), (338, 1179239), (442, 901771), (923, 431834), (977, 407966), (1207, 330226), (1846, 215917), (1954, 203983), (2414, 165113), (2873, 138734), (5746, 69367), (11999, 33218), (12701, 31382), (15691, 25402), (16609, 23998)]