47721890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{280717}}^1$

素因数の和:280741

約数の個数: 16

約数和(自身を含む): 90952632

約数和(自身を除く): 43230742

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 280717, 561434, 1403585, 2807170, 4772189, 9544378, 23860945, 47721890]

約数ペア:

[(1, 47721890), (2, 23860945), (5, 9544378), (10, 4772189), (17, 2807170), (34, 1403585), (85, 561434), (170, 280717)]