397983585

素因数分解:

$3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{64871}}^1$

素因数の和:65288

約数の個数: 16

約数和(自身を含む): 638340480

約数和(自身を除く): 240356895

約数列:

[1, 3, 5, 15, 409, 1227, 2045, 6135, 64871, 194613, 324355, 973065, 26532239, 79596717, 132661195, 397983585]

約数ペア:

[(1, 397983585), (3, 132661195), (5, 79596717), (15, 26532239), (409, 973065), (1227, 324355), (2045, 194613), (6135, 64871)]