215416873

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{3727}}^1$

素因数の和:4116

約数の個数: 16

約数和(自身を含む): 257679360

約数和(自身を除く): 42262487

約数列:

[1, 7, 23, 161, 359, 2513, 3727, 8257, 26089, 57799, 85721, 600047, 1337993, 9365951, 30773839, 215416873]

約数ペア:

[(1, 215416873), (7, 30773839), (23, 9365951), (161, 1337993), (359, 600047), (2513, 85721), (3727, 57799), (8257, 26089)]