81027656

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{151171}}^1$

素因数の和:151244

約数の個数: 16

約数和(自身を含む): 154195440

約数和(自身を除く): 73167784

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 151171, 302342, 604684, 1209368, 10128457, 20256914, 40513828, 81027656]

約数ペア:

[(1, 81027656), (2, 40513828), (4, 20256914), (8, 10128457), (67, 1209368), (134, 604684), (268, 302342), (536, 151171)]