39722735

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{1571}}^1$

素因数の和:1978

約数の個数: 16

約数和(自身を含む): 51498720

約数和(自身を除く): 11775985

約数列:

[1, 5, 13, 65, 389, 1571, 1945, 5057, 7855, 20423, 25285, 102115, 611119, 3055595, 7944547, 39722735]

約数ペア:

[(1, 39722735), (5, 7944547), (13, 3055595), (65, 611119), (389, 102115), (1571, 25285), (1945, 20423), (5057, 7855)]