157218979981

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{28559}}^1\times {\mathrm{46261}}^1$

素因数の和:74844

約数の個数: 16

約数和(自身を含む): 190258951680

約数和(自身を除く): 33039971699

約数列:

[1, 7, 17, 119, 28559, 46261, 199913, 323827, 485503, 786437, 3398521, 5505059, 1321167899, 9248175293, 22459854283, 157218979981]

約数ペア:

[(1, 157218979981), (7, 22459854283), (17, 9248175293), (119, 1321167899), (28559, 5505059), (46261, 3398521), (199913, 786437), (323827, 485503)]