23138225

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{7649}}^1$

素因数の和:7681

約数の個数: 18

約数和(自身を含む): 31540950

約数和(自身を除く): 8402725

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 7649, 38245, 84139, 191225, 420695, 925529, 2103475, 4627645, 23138225]

約数ペア:

[(1, 23138225), (5, 4627645), (11, 2103475), (25, 925529), (55, 420695), (121, 191225), (275, 84139), (605, 38245), (3025, 7649)]