81442209

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{1597}}^1$

素因数の和:1880

約数の個数: 16

約数和(自身を含む): 110453760

約数和(自身を除く): 29011551

約数列:

[1, 3, 89, 191, 267, 573, 1597, 4791, 16999, 50997, 142133, 305027, 426399, 915081, 27147403, 81442209]

約数ペア:

[(1, 81442209), (3, 27147403), (89, 915081), (191, 426399), (267, 305027), (573, 142133), (1597, 50997), (4791, 16999)]