64893225985

素因数分解:

$5^1\times 7^1\times {\mathrm{10861}}^1\times {\mathrm{170711}}^1$

素因数の和:181584

約数の個数: 16

約数和(自身を含む): 89005139712

約数和(自身を除く): 24111913727

約数列:

[1, 5, 7, 35, 10861, 54305, 76027, 170711, 380135, 853555, 1194977, 5974885, 1854092171, 9270460855, 12978645197, 64893225985]

約数ペア:

[(1, 64893225985), (5, 12978645197), (7, 9270460855), (35, 1854092171), (10861, 5974885), (54305, 1194977), (76027, 853555), (170711, 380135)]