644476898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1\times {\mathrm{631}}^1$

素因数の和:1050

約数の個数: 32

約数和(自身を含む): 1053478272

約数和(自身を除く): 409001374

約数列:

[1, 2, 13, 26, 163, 241, 326, 482, 631, 1262, 2119, 3133, 4238, 6266, 8203, 16406, 39283, 78566, 102853, 152071, 205706, 304142, 510679, 1021358, 1337089, 1976923, 2674178, 3953846, 24787573, 49575146, 322238449, 644476898]

約数ペア:

[(1, 644476898), (2, 322238449), (13, 49575146), (26, 24787573), (163, 3953846), (241, 2674178), (326, 1976923), (482, 1337089), (631, 1021358), (1262, 510679), (2119, 304142), (3133, 205706), (4238, 152071), (6266, 102853), (8203, 78566), (16406, 39283)]