81122153

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{1699}}^1$

素因数の和:2084

約数の個数: 16

約数和(自身を含む): 97920000

約数和(自身を除く): 16797847

約数列:

[1, 7, 19, 133, 359, 1699, 2513, 6821, 11893, 32281, 47747, 225967, 609941, 4269587, 11588879, 81122153]

約数ペア:

[(1, 81122153), (7, 11588879), (19, 4269587), (133, 609941), (359, 225967), (1699, 47747), (2513, 32281), (6821, 11893)]