28162911

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43261}}^1$

素因数の和:43302

約数の個数: 16

約数和(自身を含む): 44300288

約数和(自身を除く): 16137377

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 43261, 129783, 302827, 908481, 1341091, 4023273, 9387637, 28162911]

約数ペア:

[(1, 28162911), (3, 9387637), (7, 4023273), (21, 1341091), (31, 908481), (93, 302827), (217, 129783), (651, 43261)]