121420089

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:419

約数の個数: 72

約数和(自身を含む): 220403040

約数和(自身を除く): 98982951

約数列:

[1, 3, 7, 9, 19, 21, 43, 49, 57, 63, 129, 133, 147, 171, 301, 337, 387, 399, 441, 817, 903, 931, 1011, 1197, 2107, 2359, 2451, 2709, 2793, 3033, 5719, 6321, 6403, 7077, 7353, 8379, 14491, 16513, 17157, 18963, 19209, 21231, 40033, 43473, 44821, 49539, 51471, 57627, 101437, 120099, 130419, 134463, 148617, 275329, 304311, 313747, 360297, 403389, 710059, 825987, 912933, 941241, 1927303, 2130177, 2477961, 2823723, 5781909, 6390531, 13491121, 17345727, 40473363, 121420089]

約数ペア:

[(1, 121420089), (3, 40473363), (7, 17345727), (9, 13491121), (19, 6390531), (21, 5781909), (43, 2823723), (49, 2477961), (57, 2130177), (63, 1927303), (129, 941241), (133, 912933), (147, 825987), (171, 710059), (301, 403389), (337, 360297), (387, 313747), (399, 304311), (441, 275329), (817, 148617), (903, 134463), (931, 130419), (1011, 120099), (1197, 101437), (2107, 57627), (2359, 51471), (2451, 49539), (2709, 44821), (2793, 43473), (3033, 40033), (5719, 21231), (6321, 19209), (6403, 18963), (7077, 17157), (7353, 16513), (8379, 14491)]