81145127

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{809}}^1$

素因数の和:935

約数の個数: 24

約数和(自身を含む): 99727200

約数和(自身を除く): 18582073

約数列:

[1, 7, 23, 49, 89, 161, 623, 809, 1127, 2047, 4361, 5663, 14329, 18607, 39641, 72001, 100303, 130249, 504007, 911743, 1656023, 3528049, 11592161, 81145127]

約数ペア:

[(1, 81145127), (7, 11592161), (23, 3528049), (49, 1656023), (89, 911743), (161, 504007), (623, 130249), (809, 100303), (1127, 72001), (2047, 39641), (4361, 18607), (5663, 14329)]