28353415

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1901}}^1$

素因数の和:2082

約数の個数: 16

約数和(自身を含む): 36061920

約数和(自身を除く): 7708505

約数列:

[1, 5, 19, 95, 157, 785, 1901, 2983, 9505, 14915, 36119, 180595, 298457, 1492285, 5670683, 28353415]

約数ペア:

[(1, 28353415), (5, 5670683), (19, 1492285), (95, 298457), (157, 180595), (785, 36119), (1901, 14915), (2983, 9505)]