28160406

素因数分解:

$2^1\times 3^3\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 64995840

約数和(自身を除く): 36835434

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 83, 103, 122, 166, 183, 206, 249, 309, 366, 498, 549, 618, 747, 927, 1098, 1494, 1647, 1854, 2241, 2781, 3294, 4482, 5063, 5562, 6283, 8549, 10126, 12566, 15189, 17098, 18849, 25647, 30378, 37698, 45567, 51294, 56547, 76941, 91134, 113094, 136701, 153882, 169641, 230823, 273402, 339282, 461646, 521489, 1042978, 1564467, 3128934, 4693401, 9386802, 14080203, 28160406]

約数ペア:

[(1, 28160406), (2, 14080203), (3, 9386802), (6, 4693401), (9, 3128934), (18, 1564467), (27, 1042978), (54, 521489), (61, 461646), (83, 339282), (103, 273402), (122, 230823), (166, 169641), (183, 153882), (206, 136701), (249, 113094), (309, 91134), (366, 76941), (498, 56547), (549, 51294), (618, 45567), (747, 37698), (927, 30378), (1098, 25647), (1494, 18849), (1647, 17098), (1854, 15189), (2241, 12566), (2781, 10126), (3294, 8549), (4482, 6283), (5063, 5562)]