647118719

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{30187}}^1$

素因数の和:30314

約数の個数: 16

約数和(自身を含む): 745522848

約数和(自身を除く): 98404129

約数列:

[1, 13, 17, 97, 221, 1261, 1649, 21437, 30187, 392431, 513179, 2928139, 6671327, 38065807, 49778363, 647118719]

約数ペア:

[(1, 647118719), (13, 49778363), (17, 38065807), (97, 6671327), (221, 2928139), (1261, 513179), (1649, 392431), (21437, 30187)]