172019612

素因数分解:

$2^2\times {\mathrm{197}}^1\times {\mathrm{419}}^1\times {\mathrm{521}}^1$

素因数の和:1141

約数の個数: 24

約数和(自身を含む): 303866640

約数和(自身を除く): 131847028

約数列:

[1, 2, 4, 197, 394, 419, 521, 788, 838, 1042, 1676, 2084, 82543, 102637, 165086, 205274, 218299, 330172, 410548, 436598, 873196, 43004903, 86009806, 172019612]

約数ペア:

[(1, 172019612), (2, 86009806), (4, 43004903), (197, 873196), (394, 436598), (419, 410548), (521, 330172), (788, 218299), (838, 205274), (1042, 165086), (1676, 102637), (2084, 82543)]