2891142145

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{52571}}^1$

素因数の和:53240

約数の個数: 16

約数和(自身を含む): 3679198848

約数和(自身を除く): 788056703

約数列:

[1, 5, 17, 85, 647, 3235, 10999, 52571, 54995, 262855, 893707, 4468535, 34013437, 170067185, 578228429, 2891142145]

約数ペア:

[(1, 2891142145), (5, 578228429), (17, 170067185), (85, 34013437), (647, 4468535), (3235, 893707), (10999, 262855), (52571, 54995)]