28079896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{3253}}^1$

素因数の和:3355

約数の個数: 32

約数和(自身を含む): 57400560

約数和(自身を除く): 29320664

約数列:

[1, 2, 4, 8, 13, 26, 52, 83, 104, 166, 332, 664, 1079, 2158, 3253, 4316, 6506, 8632, 13012, 26024, 42289, 84578, 169156, 269999, 338312, 539998, 1079996, 2159992, 3509987, 7019974, 14039948, 28079896]

約数ペア:

[(1, 28079896), (2, 14039948), (4, 7019974), (8, 3509987), (13, 2159992), (26, 1079996), (52, 539998), (83, 338312), (104, 269999), (166, 169156), (332, 84578), (664, 42289), (1079, 26024), (2158, 13012), (3253, 8632), (4316, 6506)]