86931021

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1\times {\mathrm{823}}^1$

素因数の和:1220

約数の個数: 16

約数和(自身を含む): 117350784

約数和(自身を除く): 30419763

約数列:

[1, 3, 137, 257, 411, 771, 823, 2469, 35209, 105627, 112751, 211511, 338253, 634533, 28977007, 86931021]

約数ペア:

[(1, 86931021), (3, 28977007), (137, 634533), (257, 338253), (411, 211511), (771, 112751), (823, 105627), (2469, 35209)]