129334568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{3491}}^1$

素因数の和:3929

約数の個数: 32

約数和(自身を含む): 265252320

約数和(自身を除く): 135917752

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 421, 842, 1684, 3368, 3491, 4631, 6982, 9262, 13964, 18524, 27928, 37048, 38401, 76802, 153604, 307208, 1469711, 2939422, 5878844, 11757688, 16166821, 32333642, 64667284, 129334568]

約数ペア:

[(1, 129334568), (2, 64667284), (4, 32333642), (8, 16166821), (11, 11757688), (22, 5878844), (44, 2939422), (88, 1469711), (421, 307208), (842, 153604), (1684, 76802), (3368, 38401), (3491, 37048), (4631, 27928), (6982, 18524), (9262, 13964)]