253291225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19597}}^1$

素因数の和:19665

約数の個数: 24

約数和(自身を含む): 349941888

約数和(自身を除く): 96650663

約数列:

[1, 5, 11, 25, 47, 55, 235, 275, 517, 1175, 2585, 12925, 19597, 97985, 215567, 489925, 921059, 1077835, 4605295, 5389175, 10131649, 23026475, 50658245, 253291225]

約数ペア:

[(1, 253291225), (5, 50658245), (11, 23026475), (25, 10131649), (47, 5389175), (55, 4605295), (235, 1077835), (275, 921059), (517, 489925), (1175, 215567), (2585, 97985), (12925, 19597)]