291215431

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{541}}^1\times {\mathrm{881}}^1$

素因数の和:1482

約数の個数: 16

約数和(自身を含む): 321245568

約数和(自身を除く): 30030137

約数列:

[1, 13, 47, 541, 611, 881, 7033, 11453, 25427, 41407, 330551, 476621, 538291, 6196073, 22401187, 291215431]

約数ペア:

[(1, 291215431), (13, 22401187), (47, 6196073), (541, 538291), (611, 476621), (881, 330551), (7033, 41407), (11453, 25427)]