28528028265

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{443}}^1$

素因数の和:795

約数の個数: 128

約数和(自身を含む): 53031075840

約数和(自身を除く): 24503047575

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 71, 115, 165, 213, 239, 253, 345, 355, 443, 717, 759, 781, 1065, 1195, 1265, 1329, 1633, 2215, 2343, 2629, 3585, 3795, 3905, 4873, 4899, 5497, 6645, 7887, 8165, 10189, 11715, 13145, 14619, 16491, 16969, 17963, 24365, 24495, 27485, 30567, 31453, 39435, 50907, 50945, 53889, 60467, 73095, 82455, 84845, 89815, 94359, 105877, 112079, 152835, 157265, 181401, 186659, 254535, 269445, 302335, 317631, 336237, 345983, 390287, 471795, 529385, 559977, 560395, 723419, 907005, 933295, 1037949, 1164647, 1170861, 1588155, 1681185, 1729915, 1951435, 2170257, 2435171, 2799885, 3493941, 3617095, 4293157, 5189745, 5823235, 5854305, 7305513, 7517267, 7957609, 10851285, 12175855, 12879471, 17469705, 21465785, 22551801, 23872827, 26786881, 36527565, 37586335, 39788045, 64397355, 80360643, 82689937, 112759005, 119364135, 133934405, 172897141, 248069811, 401803215, 413449685, 518691423, 864485705, 1240349055, 1901868551, 2593457115, 5705605653, 9509342755, 28528028265]

約数ペア:

[(1, 28528028265), (3, 9509342755), (5, 5705605653), (11, 2593457115), (15, 1901868551), (23, 1240349055), (33, 864485705), (55, 518691423), (69, 413449685), (71, 401803215), (115, 248069811), (165, 172897141), (213, 133934405), (239, 119364135), (253, 112759005), (345, 82689937), (355, 80360643), (443, 64397355), (717, 39788045), (759, 37586335), (781, 36527565), (1065, 26786881), (1195, 23872827), (1265, 22551801), (1329, 21465785), (1633, 17469705), (2215, 12879471), (2343, 12175855), (2629, 10851285), (3585, 7957609), (3795, 7517267), (3905, 7305513), (4873, 5854305), (4899, 5823235), (5497, 5189745), (6645, 4293157), (7887, 3617095), (8165, 3493941), (10189, 2799885), (11715, 2435171), (13145, 2170257), (14619, 1951435), (16491, 1729915), (16969, 1681185), (17963, 1588155), (24365, 1170861), (24495, 1164647), (27485, 1037949), (30567, 933295), (31453, 907005), (39435, 723419), (50907, 560395), (50945, 559977), (53889, 529385), (60467, 471795), (73095, 390287), (82455, 345983), (84845, 336237), (89815, 317631), (94359, 302335), (105877, 269445), (112079, 254535), (152835, 186659), (157265, 181401)]