31971145

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{4019}}^1$

素因数の和:4104

約数の個数: 16

約数和(自身を含む): 40328640

約数和(自身を除く): 8357495

約数列:

[1, 5, 37, 43, 185, 215, 1591, 4019, 7955, 20095, 148703, 172817, 743515, 864085, 6394229, 31971145]

約数ペア:

[(1, 31971145), (5, 6394229), (37, 864085), (43, 743515), (185, 172817), (215, 148703), (1591, 20095), (4019, 7955)]