220928305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{32999}}^1$

素因数の和:33120

約数の個数: 16

約数和(自身を含む): 288288000

約数和(自身を除く): 67359695

約数列:

[1, 5, 13, 65, 103, 515, 1339, 6695, 32999, 164995, 428987, 2144935, 3398897, 16994485, 44185661, 220928305]

約数ペア:

[(1, 220928305), (5, 44185661), (13, 16994485), (65, 3398897), (103, 2144935), (515, 428987), (1339, 164995), (6695, 32999)]