81495127

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 102961152

約数和(自身を除く): 21466025

約数列:

[1, 7, 17, 37, 83, 119, 223, 259, 581, 629, 1411, 1561, 3071, 3791, 4403, 8251, 9877, 18509, 21497, 26537, 52207, 57757, 129563, 140267, 314653, 365449, 684833, 981869, 2202571, 4793831, 11642161, 81495127]

約数ペア:

[(1, 81495127), (7, 11642161), (17, 4793831), (37, 2202571), (83, 981869), (119, 684833), (223, 365449), (259, 314653), (581, 140267), (629, 129563), (1411, 57757), (1561, 52207), (3071, 26537), (3791, 21497), (4403, 18509), (8251, 9877)]