28212969

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{2333}}^1$

素因数の和:2504

約数の個数: 16

約数和(自身を含む): 39211200

約数和(自身を除く): 10998231

約数列:

[1, 3, 29, 87, 139, 417, 2333, 4031, 6999, 12093, 67657, 202971, 324287, 972861, 9404323, 28212969]

約数ペア:

[(1, 28212969), (3, 9404323), (29, 972861), (87, 324287), (139, 202971), (417, 67657), (2333, 12093), (4031, 6999)]