38991995

素因数分解:

$5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{953}}^1$

素因数の和:1139

約数の個数: 24

約数和(自身を含む): 54813024

約数和(自身を除く): 15821029

約数列:

[1, 5, 7, 35, 49, 167, 245, 835, 953, 1169, 4765, 5845, 6671, 8183, 33355, 40915, 46697, 159151, 233485, 795755, 1114057, 5570285, 7798399, 38991995]

約数ペア:

[(1, 38991995), (5, 7798399), (7, 5570285), (35, 1114057), (49, 795755), (167, 233485), (245, 159151), (835, 46697), (953, 40915), (1169, 33355), (4765, 8183), (5845, 6671)]