171791521

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{7541}}^1$

素因数の和:7680

約数の個数: 16

約数和(自身を含む): 199108800

約数和(自身を除く): 27317279

約数列:

[1, 11, 19, 109, 209, 1199, 2071, 7541, 22781, 82951, 143279, 821969, 1576069, 9041659, 15617411, 171791521]

約数ペア:

[(1, 171791521), (11, 15617411), (19, 9041659), (109, 1576069), (209, 821969), (1199, 143279), (2071, 82951), (7541, 22781)]