28680869

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{359}}^1$

素因数の和:580

約数の個数: 16

約数和(自身を含む): 33488640

約数和(自身を除く): 4807771

約数列:

[1, 7, 101, 113, 359, 707, 791, 2513, 11413, 36259, 40567, 79891, 253813, 283969, 4097267, 28680869]

約数ペア:

[(1, 28680869), (7, 4097267), (101, 283969), (113, 253813), (359, 79891), (707, 40567), (791, 36259), (2513, 11413)]