81815576

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{152641}}^1$

素因数の和:152714

約数の個数: 16

約数和(自身を含む): 155694840

約数和(自身を除く): 73879264

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 152641, 305282, 610564, 1221128, 10226947, 20453894, 40907788, 81815576]

約数ペア:

[(1, 81815576), (2, 40907788), (4, 20453894), (8, 10226947), (67, 1221128), (134, 610564), (268, 305282), (536, 152641)]