30921345

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{839}}^1$

素因数の和:876

約数の個数: 80

約数和(自身を含む): 68302080

約数和(自身を除く): 37380735

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 81, 91, 105, 117, 135, 189, 195, 273, 315, 351, 405, 455, 567, 585, 819, 839, 945, 1053, 1365, 1755, 2457, 2517, 2835, 4095, 4195, 5265, 5873, 7371, 7551, 10907, 12285, 12585, 17619, 22653, 29365, 32721, 36855, 37755, 52857, 54535, 67959, 76349, 88095, 98163, 113265, 158571, 163605, 229047, 264285, 294489, 339795, 381745, 475713, 490815, 687141, 792855, 883467, 1145235, 1472445, 2061423, 2378565, 3435705, 4417335, 6184269, 10307115, 30921345]

約数ペア:

[(1, 30921345), (3, 10307115), (5, 6184269), (7, 4417335), (9, 3435705), (13, 2378565), (15, 2061423), (21, 1472445), (27, 1145235), (35, 883467), (39, 792855), (45, 687141), (63, 490815), (65, 475713), (81, 381745), (91, 339795), (105, 294489), (117, 264285), (135, 229047), (189, 163605), (195, 158571), (273, 113265), (315, 98163), (351, 88095), (405, 76349), (455, 67959), (567, 54535), (585, 52857), (819, 37755), (839, 36855), (945, 32721), (1053, 29365), (1365, 22653), (1755, 17619), (2457, 12585), (2517, 12285), (2835, 10907), (4095, 7551), (4195, 7371), (5265, 5873)]