157401728

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{111791}}^1$

素因数の和:111816

約数の個数: 32

約数和(自身を含む): 342083520

約数和(自身を除く): 184681792

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 111791, 223582, 447164, 894328, 1229701, 1788656, 2459402, 3577312, 4918804, 7154624, 9837608, 14309248, 19675216, 39350432, 78700864, 157401728]

約数ペア:

[(1, 157401728), (2, 78700864), (4, 39350432), (8, 19675216), (11, 14309248), (16, 9837608), (22, 7154624), (32, 4918804), (44, 3577312), (64, 2459402), (88, 1788656), (128, 1229701), (176, 894328), (352, 447164), (704, 223582), (1408, 111791)]