28499276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 57605184

約数和(自身を除く): 29105908

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 103, 206, 221, 313, 412, 442, 626, 884, 1252, 1339, 1751, 2678, 3502, 4069, 5321, 5356, 7004, 8138, 10642, 16276, 21284, 22763, 32239, 45526, 64478, 69173, 91052, 128956, 138346, 276692, 419107, 548063, 838214, 1096126, 1676428, 2192252, 7124819, 14249638, 28499276]

約数ペア:

[(1, 28499276), (2, 14249638), (4, 7124819), (13, 2192252), (17, 1676428), (26, 1096126), (34, 838214), (52, 548063), (68, 419107), (103, 276692), (206, 138346), (221, 128956), (313, 91052), (412, 69173), (442, 64478), (626, 45526), (884, 32239), (1252, 22763), (1339, 21284), (1751, 16276), (2678, 10642), (3502, 8138), (4069, 7004), (5321, 5356)]