216396638

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{25357}}^1$

素因数の和:25627

約数の個数: 16

約数和(自身を含む): 345071664

約数和(自身を除く): 128675026

約数列:

[1, 2, 17, 34, 251, 502, 4267, 8534, 25357, 50714, 431069, 862138, 6364607, 12729214, 108198319, 216396638]

約数ペア:

[(1, 216396638), (2, 108198319), (17, 12729214), (34, 6364607), (251, 862138), (502, 431069), (4267, 50714), (8534, 25357)]