290560921

素因数分解:

$7^1\times {\mathrm{193}}^1\times {\mathrm{449}}^1\times {\mathrm{479}}^1$

素因数の和:1128

約数の個数: 16

約数和(自身を含む): 335232000

約数和(自身を除く): 44671079

約数列:

[1, 7, 193, 449, 479, 1351, 3143, 3353, 86657, 92447, 215071, 606599, 647129, 1505497, 41508703, 290560921]

約数ペア:

[(1, 290560921), (7, 41508703), (193, 1505497), (449, 647129), (479, 606599), (1351, 215071), (3143, 92447), (3353, 86657)]