388243659

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{409}}^1$

素因数の和:675

約数の個数: 32

約数和(自身を含む): 547891200

約数和(自身を除く): 159647541

約数列:

[1, 3, 31, 59, 93, 173, 177, 409, 519, 1227, 1829, 5363, 5487, 10207, 12679, 16089, 24131, 30621, 38037, 70757, 72393, 212271, 316417, 748061, 949251, 2193467, 2244183, 4174663, 6580401, 12523989, 129414553, 388243659]

約数ペア:

[(1, 388243659), (3, 129414553), (31, 12523989), (59, 6580401), (93, 4174663), (173, 2244183), (177, 2193467), (409, 949251), (519, 748061), (1227, 316417), (1829, 212271), (5363, 72393), (5487, 70757), (10207, 38037), (12679, 30621), (16089, 24131)]