813236402

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{991}}^1\times {\mathrm{3391}}^1$

素因数の和:4406

約数の個数: 24

約数和(自身を含む): 1342580736

約数和(自身を除く): 529344334

約数列:

[1, 2, 11, 22, 121, 242, 991, 1982, 3391, 6782, 10901, 21802, 37301, 74602, 119911, 239822, 410311, 820622, 3360481, 6720962, 36965291, 73930582, 406618201, 813236402]

約数ペア:

[(1, 813236402), (2, 406618201), (11, 73930582), (22, 36965291), (121, 6720962), (242, 3360481), (991, 820622), (1982, 410311), (3391, 239822), (6782, 119911), (10901, 74602), (21802, 37301)]