11729221

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:444

約数の個数: 16

約数和(自身を含む): 13806720

約数和(自身を除く): 2077499

約数列:

[1, 7, 67, 89, 281, 469, 623, 1967, 5963, 18827, 25009, 41741, 131789, 175063, 1675603, 11729221]

約数ペア:

[(1, 11729221), (7, 1675603), (67, 175063), (89, 131789), (281, 41741), (469, 25009), (623, 18827), (1967, 5963)]