28812707

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{977}}^1$

素因数の和:1378

約数の個数: 16

約数和(自身を含む): 36052992

約数和(自身を除く): 7240285

約数列:

[1, 7, 11, 77, 383, 977, 2681, 4213, 6839, 10747, 29491, 75229, 374191, 2619337, 4116101, 28812707]

約数ペア:

[(1, 28812707), (7, 4116101), (11, 2619337), (77, 374191), (383, 75229), (977, 29491), (2681, 10747), (4213, 6839)]