68421777

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{2311}}^1$

素因数の和:2524

約数の個数: 16

約数和(自身を含む): 93219840

約数和(自身を除く): 24798063

約数列:

[1, 3, 71, 139, 213, 417, 2311, 6933, 9869, 29607, 164081, 321229, 492243, 963687, 22807259, 68421777]

約数ペア:

[(1, 68421777), (3, 22807259), (71, 963687), (139, 492243), (213, 321229), (417, 164081), (2311, 29607), (6933, 9869)]