2190502655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{222499}}^1$

素因数の和:222694

約数の個数: 16

約数和(自身を含む): 2883600000

約数和(自身を除く): 693097345

約数列:

[1, 5, 11, 55, 179, 895, 1969, 9845, 222499, 1112495, 2447489, 12237445, 39827321, 199136605, 438100531, 2190502655]

約数ペア:

[(1, 2190502655), (5, 438100531), (11, 199136605), (55, 39827321), (179, 12237445), (895, 2447489), (1969, 1112495), (9845, 222499)]