12222155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{619}}^1$

素因数の和:994

約数の個数: 16

約数和(自身を含む): 16070400

約数和(自身を除く): 3848245

約数列:

[1, 5, 11, 55, 359, 619, 1795, 3095, 3949, 6809, 19745, 34045, 222221, 1111105, 2444431, 12222155]

約数ペア:

[(1, 12222155), (5, 2444431), (11, 1111105), (55, 222221), (359, 34045), (619, 19745), (1795, 6809), (3095, 3949)]