254802145

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{331}}^1\times {\mathrm{911}}^1$

素因数の和:1273

約数の個数: 24

約数和(自身を含む): 332456832

約数和(自身を除く): 77654687

約数列:

[1, 5, 13, 65, 169, 331, 845, 911, 1655, 4303, 4555, 11843, 21515, 55939, 59215, 153959, 279695, 301541, 769795, 1507705, 3920033, 19600165, 50960429, 254802145]

約数ペア:

[(1, 254802145), (5, 50960429), (13, 19600165), (65, 3920033), (169, 1507705), (331, 769795), (845, 301541), (911, 279695), (1655, 153959), (4303, 59215), (4555, 55939), (11843, 21515)]