31306585

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2099}}^1$

素因数の和:2280

約数の個数: 16

約数和(自身を含む): 39816000

約数和(自身を除く): 8509415

約数列:

[1, 5, 19, 95, 157, 785, 2099, 2983, 10495, 14915, 39881, 199405, 329543, 1647715, 6261317, 31306585]

約数ペア:

[(1, 31306585), (5, 6261317), (19, 1647715), (95, 329543), (157, 199405), (785, 39881), (2099, 14915), (2983, 10495)]