81110169

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 139110400

約数和(自身を除く): 58000231

約数列:

[1, 3, 7, 9, 21, 43, 63, 79, 129, 237, 301, 379, 387, 553, 711, 903, 1137, 1659, 2653, 2709, 3397, 3411, 4977, 7959, 10191, 16297, 23779, 23877, 29941, 30573, 48891, 71337, 89823, 114079, 146673, 209587, 214011, 269469, 342237, 628761, 1026711, 1287463, 1886283, 3862389, 9012241, 11587167, 27036723, 81110169]

約数ペア:

[(1, 81110169), (3, 27036723), (7, 11587167), (9, 9012241), (21, 3862389), (43, 1886283), (63, 1287463), (79, 1026711), (129, 628761), (237, 342237), (301, 269469), (379, 214011), (387, 209587), (553, 146673), (711, 114079), (903, 89823), (1137, 71337), (1659, 48891), (2653, 30573), (2709, 29941), (3397, 23877), (3411, 23779), (4977, 16297), (7959, 10191)]