396812215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{202973}}^1$

素因数の和:203018

約数の個数: 16

約数和(自身を含む): 526108608

約数和(自身を除く): 129296393

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 202973, 1014865, 3450541, 4668379, 17252705, 23341895, 79362443, 396812215]

約数ペア:

[(1, 396812215), (5, 79362443), (17, 23341895), (23, 17252705), (85, 4668379), (115, 3450541), (391, 1014865), (1955, 202973)]