13209471

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 22239360

約数和(自身を除く): 9029889

約数列:

[1, 3, 9, 11, 29, 33, 43, 87, 99, 107, 129, 261, 319, 321, 387, 473, 957, 963, 1177, 1247, 1419, 2871, 3103, 3531, 3741, 4257, 4601, 9309, 10593, 11223, 13717, 13803, 27927, 34133, 41151, 41409, 50611, 102399, 123453, 133429, 151833, 307197, 400287, 455499, 1200861, 1467719, 4403157, 13209471]

約数ペア:

[(1, 13209471), (3, 4403157), (9, 1467719), (11, 1200861), (29, 455499), (33, 400287), (43, 307197), (87, 151833), (99, 133429), (107, 123453), (129, 102399), (261, 50611), (319, 41409), (321, 41151), (387, 34133), (473, 27927), (957, 13803), (963, 13717), (1177, 11223), (1247, 10593), (1419, 9309), (2871, 4601), (3103, 4257), (3531, 3741)]