28403492

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{42017}}^1$

素因数の和:42047

約数の個数: 18

約数和(自身を含む): 53825058

約数和(自身を除く): 25421566

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 42017, 84034, 168068, 546221, 1092442, 2184884, 7100873, 14201746, 28403492]

約数ペア:

[(1, 28403492), (2, 14201746), (4, 7100873), (13, 2184884), (26, 1092442), (52, 546221), (169, 168068), (338, 84034), (676, 42017)]