389799991

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{101063}}^1$

素因数の和:101118

約数の個数: 16

約数和(自身を含む): 485107200

約数和(自身を除く): 95307209

約数列:

[1, 7, 19, 29, 133, 203, 551, 3857, 101063, 707441, 1920197, 2930827, 13441379, 20515789, 55685713, 389799991]

約数ペア:

[(1, 389799991), (7, 55685713), (19, 20515789), (29, 13441379), (133, 2930827), (203, 1920197), (551, 707441), (3857, 101063)]