491827856

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{181889}}^1$

素因数の和:181923

約数の個数: 30

約数和(自身を含む): 1031861970

約数和(自身を除く): 540034114

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 181889, 363778, 727556, 1455112, 2364557, 2910224, 4729114, 9458228, 18916456, 30739241, 37832912, 61478482, 122956964, 245913928, 491827856]

約数ペア:

[(1, 491827856), (2, 245913928), (4, 122956964), (8, 61478482), (13, 37832912), (16, 30739241), (26, 18916456), (52, 9458228), (104, 4729114), (169, 2910224), (208, 2364557), (338, 1455112), (676, 727556), (1352, 363778), (2704, 181889)]