86812495

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{509}}^1$

素因数の和:975

約数の個数: 32

約数和(自身を含む): 130429440

約数和(自身を除く): 43616945

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 443, 509, 2215, 2545, 3101, 3563, 4873, 5599, 15505, 17815, 24365, 27995, 34111, 39193, 170555, 195965, 225487, 1127435, 1578409, 2480357, 7892045, 12401785, 17362499, 86812495]

約数ペア:

[(1, 86812495), (5, 17362499), (7, 12401785), (11, 7892045), (35, 2480357), (55, 1578409), (77, 1127435), (385, 225487), (443, 195965), (509, 170555), (2215, 39193), (2545, 34111), (3101, 27995), (3563, 24365), (4873, 17815), (5599, 15505)]