28267830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{709}}^1$

素因数の和:1165

約数の個数: 48

約数和(自身を含む): 73766160

約数和(自身を除く): 45498330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 443, 709, 886, 1329, 1418, 2127, 2215, 2658, 3545, 3987, 4254, 4430, 6381, 6645, 7090, 7974, 10635, 12762, 13290, 19935, 21270, 31905, 39870, 63810, 314087, 628174, 942261, 1570435, 1884522, 2826783, 3140870, 4711305, 5653566, 9422610, 14133915, 28267830]

約数ペア:

[(1, 28267830), (2, 14133915), (3, 9422610), (5, 5653566), (6, 4711305), (9, 3140870), (10, 2826783), (15, 1884522), (18, 1570435), (30, 942261), (45, 628174), (90, 314087), (443, 63810), (709, 39870), (886, 31905), (1329, 21270), (1418, 19935), (2127, 13290), (2215, 12762), (2658, 10635), (3545, 7974), (3987, 7090), (4254, 6645), (4430, 6381)]