248291221

素因数分解:

${\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1\times {\mathrm{409}}^1$

素因数の和:876

約数の個数: 16

約数和(自身を含む): 265680000

約数和(自身を除く): 17388779

約数列:

[1, 19, 89, 359, 409, 1691, 6821, 7771, 31951, 36401, 146831, 607069, 691619, 2789789, 13067959, 248291221]

約数ペア:

[(1, 248291221), (19, 13067959), (89, 2789789), (359, 691619), (409, 607069), (1691, 146831), (6821, 36401), (7771, 31951)]