72163959

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{38611}}^1$

素因数の和:38710

約数の個数: 16

約数和(自身を含む): 111202560

約数和(自身を除く): 39038601

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 38611, 115833, 270277, 810831, 3436379, 10309137, 24054653, 72163959]

約数ペア:

[(1, 72163959), (3, 24054653), (7, 10309137), (21, 3436379), (89, 810831), (267, 270277), (623, 115833), (1869, 38611)]