81451816

素因数分解:

$2^3\times {\mathrm{151}}^1\times {\mathrm{67427}}^1$

素因数の和:67584

約数の個数: 16

約数和(自身を含む): 153735840

約数和(自身を除く): 72284024

約数列:

[1, 2, 4, 8, 151, 302, 604, 1208, 67427, 134854, 269708, 539416, 10181477, 20362954, 40725908, 81451816]

約数ペア:

[(1, 81451816), (2, 40725908), (4, 20362954), (8, 10181477), (151, 539416), (302, 269708), (604, 134854), (1208, 67427)]