28997059

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1$

素因数の和:611

約数の個数: 32

約数和(自身を含む): 38850560

約数和(自身を除く): 9853501

約数列:

[1, 7, 13, 19, 31, 91, 133, 217, 247, 403, 541, 589, 1729, 2821, 3787, 4123, 7033, 7657, 10279, 16771, 49231, 53599, 71953, 117397, 133627, 218023, 318649, 935389, 1526161, 2230543, 4142437, 28997059]

約数ペア:

[(1, 28997059), (7, 4142437), (13, 2230543), (19, 1526161), (31, 935389), (91, 318649), (133, 218023), (217, 133627), (247, 117397), (403, 71953), (541, 53599), (589, 49231), (1729, 16771), (2821, 10279), (3787, 7657), (4123, 7033)]