128450949

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{409}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 193966080

約数和(自身を除く): 65515131

約数列:

[1, 3, 11, 31, 33, 93, 307, 341, 409, 921, 1023, 1227, 3377, 4499, 9517, 10131, 12679, 13497, 28551, 38037, 104687, 125563, 139469, 314061, 376689, 418407, 1381193, 3892453, 4143579, 11677359, 42816983, 128450949]

約数ペア:

[(1, 128450949), (3, 42816983), (11, 11677359), (31, 4143579), (33, 3892453), (93, 1381193), (307, 418407), (341, 376689), (409, 314061), (921, 139469), (1023, 125563), (1227, 104687), (3377, 38037), (4499, 28551), (9517, 13497), (10131, 12679)]