215867906

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{881}}^1\times {\mathrm{1213}}^1$

素因数の和:2197

約数の個数: 16

約数和(自身を含む): 327648888

約数和(自身を除く): 111780982

約数列:

[1, 2, 101, 202, 881, 1213, 1762, 2426, 88981, 122513, 177962, 245026, 1068653, 2137306, 107933953, 215867906]

約数ペア:

[(1, 215867906), (2, 107933953), (101, 2137306), (202, 1068653), (881, 245026), (1213, 177962), (1762, 122513), (2426, 88981)]