28078866

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{419}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 67132800

約数和(自身を除く): 39053934

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 73, 102, 146, 153, 219, 306, 419, 438, 459, 657, 838, 918, 1241, 1257, 1314, 1971, 2482, 2514, 3723, 3771, 3942, 7123, 7446, 7542, 11169, 11313, 14246, 21369, 22338, 22626, 30587, 33507, 42738, 61174, 64107, 67014, 91761, 128214, 183522, 192321, 275283, 384642, 519979, 550566, 825849, 1039958, 1559937, 1651698, 3119874, 4679811, 9359622, 14039433, 28078866]

約数ペア:

[(1, 28078866), (2, 14039433), (3, 9359622), (6, 4679811), (9, 3119874), (17, 1651698), (18, 1559937), (27, 1039958), (34, 825849), (51, 550566), (54, 519979), (73, 384642), (102, 275283), (146, 192321), (153, 183522), (219, 128214), (306, 91761), (419, 67014), (438, 64107), (459, 61174), (657, 42738), (838, 33507), (918, 30587), (1241, 22626), (1257, 22338), (1314, 21369), (1971, 14246), (2482, 11313), (2514, 11169), (3723, 7542), (3771, 7446), (3942, 7123)]