61315565

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{4111}}^1$

素因数の和:4292

約数の個数: 16

約数和(自身を含む): 77963520

約数和(自身を除く): 16647955

約数列:

[1, 5, 19, 95, 157, 785, 2983, 4111, 14915, 20555, 78109, 390545, 645427, 3227135, 12263113, 61315565]

約数ペア:

[(1, 61315565), (5, 12263113), (19, 3227135), (95, 645427), (157, 390545), (785, 78109), (2983, 20555), (4111, 14915)]