260147407

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1\times {\mathrm{971}}^1$

素因数の和:1578

約数の個数: 16

約数和(自身を含む): 288544032

約数和(自身を除く): 28396625

約数列:

[1, 13, 37, 481, 557, 971, 7241, 12623, 20609, 35927, 267917, 467051, 540847, 7031011, 20011339, 260147407]

約数ペア:

[(1, 260147407), (13, 20011339), (37, 7031011), (481, 540847), (557, 467051), (971, 267917), (7241, 35927), (12623, 20609)]