156946139

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1\times {\mathrm{691}}^1$

素因数の和:1226

約数の個数: 16

約数和(自身を含む): 182555136

約数和(自身を除く): 25608997

約数列:

[1, 7, 71, 457, 497, 691, 3199, 4837, 32447, 49061, 227129, 315787, 343427, 2210509, 22420877, 156946139]

約数ペア:

[(1, 156946139), (7, 22420877), (71, 2210509), (457, 343427), (497, 315787), (691, 227129), (3199, 49061), (4837, 32447)]