67780212

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{131357}}^1$

素因数の和:131407

約数の個数: 24

約数和(自身を含む): 161833056

約数和(自身を除く): 94052844

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 131357, 262714, 394071, 525428, 788142, 1576284, 5648351, 11296702, 16945053, 22593404, 33890106, 67780212]

約数ペア:

[(1, 67780212), (2, 33890106), (3, 22593404), (4, 16945053), (6, 11296702), (12, 5648351), (43, 1576284), (86, 788142), (129, 525428), (172, 394071), (258, 262714), (516, 131357)]