28742865

素因数分解:

$3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{7951}}^1$

素因数の和:8200

約数の個数: 16

約数和(自身を含む): 46185216

約数和(自身を除く): 17442351

約数列:

[1, 3, 5, 15, 241, 723, 1205, 3615, 7951, 23853, 39755, 119265, 1916191, 5748573, 9580955, 28742865]

約数ペア:

[(1, 28742865), (3, 9580955), (5, 5748573), (15, 1916191), (241, 119265), (723, 39755), (1205, 23853), (3615, 7951)]