28720478

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{3433}}^1$

素因数の和:3571

約数の個数: 16

約数和(自身を含む): 44504640

約数和(自身を除く): 15784162

約数列:

[1, 2, 47, 89, 94, 178, 3433, 4183, 6866, 8366, 161351, 305537, 322702, 611074, 14360239, 28720478]

約数ペア:

[(1, 28720478), (2, 14360239), (47, 611074), (89, 322702), (94, 305537), (178, 161351), (3433, 8366), (4183, 6866)]