451312

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{421}}^1$

素因数の和:496

約数の個数: 20

約数和(自身を含む): 889576

約数和(自身を除く): 438264

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 421, 536, 842, 1072, 1684, 3368, 6736, 28207, 56414, 112828, 225656, 451312]

約数ペア:

[(1, 451312), (2, 225656), (4, 112828), (8, 56414), (16, 28207), (67, 6736), (134, 3368), (268, 1684), (421, 1072), (536, 842)]