67708015

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{7681}}^1$

素因数の和:7770

約数の個数: 16

約数和(自身を含む): 85178016

約数和(自身を除く): 17470001

約数列:

[1, 5, 41, 43, 205, 215, 1763, 7681, 8815, 38405, 314921, 330283, 1574605, 1651415, 13541603, 67708015]

約数ペア:

[(1, 67708015), (5, 13541603), (41, 1651415), (43, 1574605), (205, 330283), (215, 314921), (1763, 38405), (7681, 8815)]