15558993

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:710

約数の個数: 32

約数和(自身を含む): 24652800

約数和(自身を除く): 9093807

約数列:

[1, 3, 9, 27, 29, 31, 87, 93, 261, 279, 641, 783, 837, 899, 1923, 2697, 5769, 8091, 17307, 18589, 19871, 24273, 55767, 59613, 167301, 178839, 501903, 536517, 576259, 1728777, 5186331, 15558993]

約数ペア:

[(1, 15558993), (3, 5186331), (9, 1728777), (27, 576259), (29, 536517), (31, 501903), (87, 178839), (93, 167301), (261, 59613), (279, 55767), (641, 24273), (783, 19871), (837, 18589), (899, 17307), (1923, 8091), (2697, 5769)]