251256668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{284227}}^1$

素因数の和:284261

約数の個数: 24

約数和(自身を含む): 501378192

約数和(自身を除く): 250121524

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 284227, 568454, 1136908, 3694951, 4831859, 7389902, 9663718, 14779804, 19327436, 62814167, 125628334, 251256668]

約数ペア:

[(1, 251256668), (2, 125628334), (4, 62814167), (13, 19327436), (17, 14779804), (26, 9663718), (34, 7389902), (52, 4831859), (68, 3694951), (221, 1136908), (442, 568454), (884, 284227)]