2897128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 5934600

約数和(自身を除く): 3037472

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 313, 356, 626, 712, 1157, 1252, 2314, 2504, 4069, 4628, 8138, 9256, 16276, 27857, 32552, 55714, 111428, 222856, 362141, 724282, 1448564, 2897128]

約数ペア:

[(1, 2897128), (2, 1448564), (4, 724282), (8, 362141), (13, 222856), (26, 111428), (52, 55714), (89, 32552), (104, 27857), (178, 16276), (313, 9256), (356, 8138), (626, 4628), (712, 4069), (1157, 2504), (1252, 2314)]