22775225

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{7529}}^1$

素因数の和:7561

約数の個数: 18

約数和(自身を含む): 31046190

約数和(自身を除く): 8270965

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 7529, 37645, 82819, 188225, 414095, 911009, 2070475, 4555045, 22775225]

約数ペア:

[(1, 22775225), (5, 4555045), (11, 2070475), (25, 911009), (55, 414095), (121, 188225), (275, 82819), (605, 37645), (3025, 7529)]