2221195

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:354

約数の個数: 16

約数和(自身を含む): 2845440

約数和(自身を除く): 624245

約数列:

[1, 5, 19, 95, 103, 227, 515, 1135, 1957, 4313, 9785, 21565, 23381, 116905, 444239, 2221195]

約数ペア:

[(1, 2221195), (5, 444239), (19, 116905), (95, 23381), (103, 21565), (227, 9785), (515, 4313), (1135, 1957)]