8416881

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:218

約数の個数: 36

約数和(自身を含む): 13693680

約数和(自身を除く): 5276799

約数列:

[1, 3, 9, 11, 33, 59, 99, 121, 131, 177, 363, 393, 531, 649, 1089, 1179, 1441, 1947, 4323, 5841, 7139, 7729, 12969, 15851, 21417, 23187, 47553, 64251, 69561, 85019, 142659, 255057, 765171, 935209, 2805627, 8416881]

約数ペア:

[(1, 8416881), (3, 2805627), (9, 935209), (11, 765171), (33, 255057), (59, 142659), (99, 85019), (121, 69561), (131, 64251), (177, 47553), (363, 23187), (393, 21417), (531, 15851), (649, 12969), (1089, 7729), (1179, 7139), (1441, 5841), (1947, 4323)]