157213251

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{447901}}^1$

素因数の和:447923

約数の個数: 16

約数和(自身を含む): 250825120

約数和(自身を除く): 93611869

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 447901, 1343703, 4031109, 5822713, 12093327, 17468139, 52404417, 157213251]

約数ペア:

[(1, 157213251), (3, 52404417), (9, 17468139), (13, 12093327), (27, 5822713), (39, 4031109), (117, 1343703), (351, 447901)]