28558395

素因数分解:

$3^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{1657}}^1$

素因数の和:2051

約数の個数: 24

約数和(自身を含む): 49660416

約数和(自身を除く): 21102021

約数列:

[1, 3, 5, 9, 15, 45, 383, 1149, 1657, 1915, 3447, 4971, 5745, 8285, 14913, 17235, 24855, 74565, 634631, 1903893, 3173155, 5711679, 9519465, 28558395]

約数ペア:

[(1, 28558395), (3, 9519465), (5, 5711679), (9, 3173155), (15, 1903893), (45, 634631), (383, 74565), (1149, 24855), (1657, 17235), (1915, 14913), (3447, 8285), (4971, 5745)]