220447249

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{18539}}^1$

素因数の和:18620

約数の個数: 16

約数和(自身を含む): 256296960

約数和(自身を除く): 35849711

約数列:

[1, 11, 23, 47, 253, 517, 1081, 11891, 18539, 203929, 426397, 871333, 4690367, 9584663, 20040659, 220447249]

約数ペア:

[(1, 220447249), (11, 20040659), (23, 9584663), (47, 4690367), (253, 871333), (517, 426397), (1081, 203929), (11891, 18539)]