447627879

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{4001}}^1$

素因数の和:4439

約数の個数: 24

約数和(自身を含む): 669262464

約数和(自身を除く): 221634585

約数列:

[1, 3, 9, 31, 93, 279, 401, 1203, 3609, 4001, 12003, 12431, 36009, 37293, 111879, 124031, 372093, 1116279, 1604401, 4813203, 14439609, 49736431, 149209293, 447627879]

約数ペア:

[(1, 447627879), (3, 149209293), (9, 49736431), (31, 14439609), (93, 4813203), (279, 1604401), (401, 1116279), (1203, 372093), (3609, 124031), (4001, 111879), (12003, 37293), (12431, 36009)]