27947975

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{9239}}^1$

素因数の和:9271

約数の個数: 18

約数和(自身を含む): 38096520

約数和(自身を除く): 10148545

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 9239, 46195, 101629, 230975, 508145, 1117919, 2540725, 5589595, 27947975]

約数ペア:

[(1, 27947975), (5, 5589595), (11, 2540725), (25, 1117919), (55, 508145), (121, 230975), (275, 101629), (605, 46195), (3025, 9239)]