87664339

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{7669}}^1$

素因数の和:7770

約数の個数: 16

約数和(自身を含む): 106030080

約数和(自身を除く): 18365741

約数列:

[1, 7, 23, 71, 161, 497, 1633, 7669, 11431, 53683, 176387, 544499, 1234709, 3811493, 12523477, 87664339]

約数ペア:

[(1, 87664339), (7, 12523477), (23, 3811493), (71, 1234709), (161, 544499), (497, 176387), (1633, 53683), (7669, 11431)]