208550251

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{120619}}^1$

素因数の和:120658

約数の個数: 16

約数和(自身を含む): 270188800

約数和(自身を除く): 61638549

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 120619, 844333, 1568047, 2291761, 10976329, 16042327, 29792893, 208550251]

約数ペア:

[(1, 208550251), (7, 29792893), (13, 16042327), (19, 10976329), (91, 2291761), (133, 1568047), (247, 844333), (1729, 120619)]