90100787

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{4111}}^1$

素因数の和:4250

約数の個数: 16

約数和(自身を含む): 107372544

約数和(自身を除く): 17271757

約数列:

[1, 7, 31, 101, 217, 707, 3131, 4111, 21917, 28777, 127441, 415211, 892087, 2906477, 12871541, 90100787]

約数ペア:

[(1, 90100787), (7, 12871541), (31, 2906477), (101, 892087), (217, 415211), (707, 127441), (3131, 28777), (4111, 21917)]