39845211

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{21319}}^1$

素因数の和:21418

約数の個数: 16

約数和(自身を含む): 61401600

約数和(自身を除く): 21556389

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 21319, 63957, 149233, 447699, 1897391, 5692173, 13281737, 39845211]

約数ペア:

[(1, 39845211), (3, 13281737), (7, 5692173), (21, 1897391), (89, 447699), (267, 149233), (623, 63957), (1869, 21319)]