81712212

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{158357}}^1$

素因数の和:158407

約数の個数: 24

約数和(自身を含む): 195097056

約数和(自身を除く): 113384844

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 158357, 316714, 475071, 633428, 950142, 1900284, 6809351, 13618702, 20428053, 27237404, 40856106, 81712212]

約数ペア:

[(1, 81712212), (2, 40856106), (3, 27237404), (4, 20428053), (6, 13618702), (12, 6809351), (43, 1900284), (86, 950142), (129, 633428), (172, 475071), (258, 316714), (516, 158357)]