2378215

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{571}}^1$

素因数の和:607

約数の個数: 24

約数和(自身を含む): 3521232

約数和(自身を除く): 1143017

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 571, 595, 833, 2855, 3997, 4165, 9707, 19985, 27979, 48535, 67949, 139895, 339745, 475643, 2378215]

約数ペア:

[(1, 2378215), (5, 475643), (7, 339745), (17, 139895), (35, 67949), (49, 48535), (85, 27979), (119, 19985), (245, 9707), (571, 4165), (595, 3997), (833, 2855)]