431435997

素因数分解:

$3^3\times {\mathrm{103}}^1\times {\mathrm{155137}}^1$

素因数の和:155249

約数の個数: 16

約数和(自身を含む): 645374080

約数和(自身を除く): 213938083

約数列:

[1, 3, 9, 27, 103, 309, 927, 2781, 155137, 465411, 1396233, 4188699, 15979111, 47937333, 143811999, 431435997]

約数ペア:

[(1, 431435997), (3, 143811999), (9, 47937333), (27, 15979111), (103, 4188699), (309, 1396233), (927, 465411), (2781, 155137)]