28349048

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5563}}^1$

素因数の和:5596

約数の個数: 48

約数和(自身を含む): 66601080

約数和(自身を除く): 38252032

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 5096, 5563, 11126, 22252, 38941, 44504, 72319, 77882, 144638, 155764, 272587, 289276, 311528, 506233, 545174, 578552, 1012466, 1090348, 2024932, 2180696, 3543631, 4049864, 7087262, 14174524, 28349048]

約数ペア:

[(1, 28349048), (2, 14174524), (4, 7087262), (7, 4049864), (8, 3543631), (13, 2180696), (14, 2024932), (26, 1090348), (28, 1012466), (49, 578552), (52, 545174), (56, 506233), (91, 311528), (98, 289276), (104, 272587), (182, 155764), (196, 144638), (364, 77882), (392, 72319), (637, 44504), (728, 38941), (1274, 22252), (2548, 11126), (5096, 5563)]