28387692

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:244

約数の個数: 96

約数和(自身を含む): 77772800

約数和(自身を除く): 49385108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 61, 62, 93, 108, 122, 124, 139, 183, 186, 244, 278, 279, 366, 372, 417, 549, 556, 558, 732, 834, 837, 1098, 1116, 1251, 1647, 1668, 1674, 1891, 2196, 2502, 3294, 3348, 3753, 3782, 4309, 5004, 5673, 6588, 7506, 7564, 8479, 8618, 11346, 12927, 15012, 16958, 17019, 17236, 22692, 25437, 25854, 33916, 34038, 38781, 50874, 51057, 51708, 68076, 76311, 77562, 101748, 102114, 116343, 152622, 155124, 204228, 228933, 232686, 262849, 305244, 457866, 465372, 525698, 788547, 915732, 1051396, 1577094, 2365641, 3154188, 4731282, 7096923, 9462564, 14193846, 28387692]

約数ペア:

[(1, 28387692), (2, 14193846), (3, 9462564), (4, 7096923), (6, 4731282), (9, 3154188), (12, 2365641), (18, 1577094), (27, 1051396), (31, 915732), (36, 788547), (54, 525698), (61, 465372), (62, 457866), (93, 305244), (108, 262849), (122, 232686), (124, 228933), (139, 204228), (183, 155124), (186, 152622), (244, 116343), (278, 102114), (279, 101748), (366, 77562), (372, 76311), (417, 68076), (549, 51708), (556, 51057), (558, 50874), (732, 38781), (834, 34038), (837, 33916), (1098, 25854), (1116, 25437), (1251, 22692), (1647, 17236), (1668, 17019), (1674, 16958), (1891, 15012), (2196, 12927), (2502, 11346), (3294, 8618), (3348, 8479), (3753, 7564), (3782, 7506), (4309, 6588), (5004, 5673)]