145931121

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{523}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 249373696

約数和(自身を除く): 103442575

約数列:

[1, 3, 7, 9, 21, 43, 63, 103, 129, 301, 309, 387, 523, 721, 903, 927, 1569, 2163, 2709, 3661, 4429, 4707, 6489, 10983, 13287, 22489, 31003, 32949, 39861, 53869, 67467, 93009, 157423, 161607, 202401, 279027, 377083, 472269, 484821, 1131249, 1416807, 2316367, 3393747, 6949101, 16214569, 20847303, 48643707, 145931121]

約数ペア:

[(1, 145931121), (3, 48643707), (7, 20847303), (9, 16214569), (21, 6949101), (43, 3393747), (63, 2316367), (103, 1416807), (129, 1131249), (301, 484821), (309, 472269), (387, 377083), (523, 279027), (721, 202401), (903, 161607), (927, 157423), (1569, 93009), (2163, 67467), (2709, 53869), (3661, 39861), (4429, 32949), (4707, 31003), (6489, 22489), (10983, 13287)]