4420790781

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{640973}}^1$

素因数の和:641017

約数の個数: 24

約数和(自身を含む): 6819963360

約数和(自身を除く): 2399172579

約数列:

[1, 3, 11, 19, 33, 57, 121, 209, 363, 627, 2299, 6897, 640973, 1922919, 7050703, 12178487, 21152109, 36535461, 77557733, 133963357, 232673199, 401890071, 1473596927, 4420790781]

約数ペア:

[(1, 4420790781), (3, 1473596927), (11, 401890071), (19, 232673199), (33, 133963357), (57, 77557733), (121, 36535461), (209, 21152109), (363, 12178487), (627, 7050703), (2299, 1922919), (6897, 640973)]