23581415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 34784640

約数和(自身を除く): 11203225

約数列:

[1, 5, 11, 13, 43, 55, 59, 65, 143, 169, 215, 295, 473, 559, 649, 715, 767, 845, 1859, 2365, 2537, 2795, 3245, 3835, 6149, 7267, 8437, 9295, 9971, 12685, 27907, 30745, 32981, 36335, 42185, 49855, 79937, 109681, 139535, 164905, 362791, 399685, 428753, 548405, 1813955, 2143765, 4716283, 23581415]

約数ペア:

[(1, 23581415), (5, 4716283), (11, 2143765), (13, 1813955), (43, 548405), (55, 428753), (59, 399685), (65, 362791), (143, 164905), (169, 139535), (215, 109681), (295, 79937), (473, 49855), (559, 42185), (649, 36335), (715, 32981), (767, 30745), (845, 27907), (1859, 12685), (2365, 9971), (2537, 9295), (2795, 8437), (3245, 7267), (3835, 6149)]