28375571

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3041}}^1$

素因数の和:3122

約数の個数: 16

約数和(自身を含む): 34265088

約数和(自身を除く): 5889517

約数列:

[1, 7, 31, 43, 217, 301, 1333, 3041, 9331, 21287, 94271, 130763, 659897, 915341, 4053653, 28375571]

約数ペア:

[(1, 28375571), (7, 4053653), (31, 915341), (43, 659897), (217, 130763), (301, 94271), (1333, 21287), (3041, 9331)]