15185835

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:193

約数の個数: 72

約数和(自身を含む): 31370976

約数和(自身を除く): 16185141

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 71, 97, 105, 147, 213, 245, 291, 315, 355, 441, 485, 497, 639, 679, 735, 873, 1065, 1455, 1491, 2037, 2205, 2485, 3195, 3395, 3479, 4365, 4473, 4753, 6111, 6887, 7455, 10185, 10437, 14259, 17395, 20661, 22365, 23765, 30555, 31311, 34435, 42777, 48209, 52185, 61983, 71295, 103305, 144627, 156555, 213885, 241045, 309915, 337463, 433881, 723135, 1012389, 1687315, 2169405, 3037167, 5061945, 15185835]

約数ペア:

[(1, 15185835), (3, 5061945), (5, 3037167), (7, 2169405), (9, 1687315), (15, 1012389), (21, 723135), (35, 433881), (45, 337463), (49, 309915), (63, 241045), (71, 213885), (97, 156555), (105, 144627), (147, 103305), (213, 71295), (245, 61983), (291, 52185), (315, 48209), (355, 42777), (441, 34435), (485, 31311), (497, 30555), (639, 23765), (679, 22365), (735, 20661), (873, 17395), (1065, 14259), (1455, 10437), (1491, 10185), (2037, 7455), (2205, 6887), (2485, 6111), (3195, 4753), (3395, 4473), (3479, 4365)]