91396809

素因数分解:

$3^3\times 7^3\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 161280000

約数和(自身を除く): 69883191

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 139, 147, 189, 213, 343, 417, 441, 497, 639, 973, 1029, 1251, 1323, 1491, 1917, 2919, 3087, 3479, 3753, 4473, 6811, 8757, 9261, 9869, 10437, 13419, 20433, 24353, 26271, 29607, 31311, 47677, 61299, 69083, 73059, 88821, 93933, 143031, 183897, 207249, 219177, 266463, 429093, 483581, 621747, 657531, 1287279, 1450743, 1865241, 3385067, 4352229, 10155201, 13056687, 30465603, 91396809]

約数ペア:

[(1, 91396809), (3, 30465603), (7, 13056687), (9, 10155201), (21, 4352229), (27, 3385067), (49, 1865241), (63, 1450743), (71, 1287279), (139, 657531), (147, 621747), (189, 483581), (213, 429093), (343, 266463), (417, 219177), (441, 207249), (497, 183897), (639, 143031), (973, 93933), (1029, 88821), (1251, 73059), (1323, 69083), (1491, 61299), (1917, 47677), (2919, 31311), (3087, 29607), (3479, 26271), (3753, 24353), (4473, 20433), (6811, 13419), (8757, 10437), (9261, 9869)]