161294889

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{108179}}^1$

素因数の和:108260

約数の個数: 16

約数和(自身を含む): 249246720

約数和(自身を除く): 87951831

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 108179, 324537, 757253, 2271759, 7680709, 23042127, 53764963, 161294889]

約数ペア:

[(1, 161294889), (3, 53764963), (7, 23042127), (21, 7680709), (71, 2271759), (213, 757253), (497, 324537), (1491, 108179)]