66683428

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{26759}}^1$

素因数の和:26859

約数の個数: 24

約数和(自身を含む): 134870400

約数和(自身を除く): 68186972

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 26759, 53518, 107036, 187313, 374626, 749252, 2381551, 4763102, 9526204, 16670857, 33341714, 66683428]

約数ペア:

[(1, 66683428), (2, 33341714), (4, 16670857), (7, 9526204), (14, 4763102), (28, 2381551), (89, 749252), (178, 374626), (356, 187313), (623, 107036), (1246, 53518), (2492, 26759)]