201335761

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{521}}^1$

素因数の和:637

約数の個数: 24

約数和(自身を含む): 237155040

約数和(自身を除く): 35819279

約数列:

[1, 11, 19, 43, 209, 473, 521, 817, 1849, 5731, 8987, 9899, 20339, 22403, 35131, 108889, 246433, 386441, 425657, 963329, 4682227, 10596619, 18303251, 201335761]

約数ペア:

[(1, 201335761), (11, 18303251), (19, 10596619), (43, 4682227), (209, 963329), (473, 425657), (521, 386441), (817, 246433), (1849, 108889), (5731, 35131), (8987, 22403), (9899, 20339)]