157212354817

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{601}}^1\times {\mathrm{643}}^1\times {\mathrm{653}}^1$

素因数の和:1993

約数の個数: 32

約数和(自身を含む): 182554525440

約数和(自身を除く): 25342170623

約数列:

[1, 7, 89, 601, 623, 643, 653, 4207, 4501, 4571, 53489, 57227, 58117, 374423, 386443, 392453, 400589, 406819, 419879, 2705101, 2747171, 2939153, 34393427, 34928317, 37369231, 240753989, 244498219, 252347279, 261584617, 1766430953, 22458907831, 157212354817]

約数ペア:

[(1, 157212354817), (7, 22458907831), (89, 1766430953), (601, 261584617), (623, 252347279), (643, 244498219), (653, 240753989), (4207, 37369231), (4501, 34928317), (4571, 34393427), (53489, 2939153), (57227, 2747171), (58117, 2705101), (374423, 419879), (386443, 406819), (392453, 400589)]