4867225

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{1609}}^1$

素因数の和:1641

約数の個数: 18

約数和(自身を含む): 6638030

約数和(自身を除く): 1770805

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 1609, 3025, 8045, 17699, 40225, 88495, 194689, 442475, 973445, 4867225]

約数ペア:

[(1, 4867225), (5, 973445), (11, 442475), (25, 194689), (55, 88495), (121, 40225), (275, 17699), (605, 8045), (1609, 3025)]