28139085

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{467}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 53149824

約数和(自身を除く): 25010739

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 103, 117, 195, 309, 467, 515, 585, 927, 1339, 1401, 1545, 2335, 4017, 4203, 4635, 6071, 6695, 7005, 12051, 18213, 20085, 21015, 30355, 48101, 54639, 60255, 91065, 144303, 240505, 273195, 432909, 625313, 721515, 1875939, 2164545, 3126565, 5627817, 9379695, 28139085]

約数ペア:

[(1, 28139085), (3, 9379695), (5, 5627817), (9, 3126565), (13, 2164545), (15, 1875939), (39, 721515), (45, 625313), (65, 432909), (103, 273195), (117, 240505), (195, 144303), (309, 91065), (467, 60255), (515, 54639), (585, 48101), (927, 30355), (1339, 21015), (1401, 20085), (1545, 18213), (2335, 12051), (4017, 7005), (4203, 6695), (4635, 6071)]