28515864

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{91397}}^1$

素因数の和:91419

約数の個数: 32

約数和(自身を含む): 76774320

約数和(自身を除く): 48258456

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 91397, 182794, 274191, 365588, 548382, 731176, 1096764, 1188161, 2193528, 2376322, 3564483, 4752644, 7128966, 9505288, 14257932, 28515864]

約数ペア:

[(1, 28515864), (2, 14257932), (3, 9505288), (4, 7128966), (6, 4752644), (8, 3564483), (12, 2376322), (13, 2193528), (24, 1188161), (26, 1096764), (39, 731176), (52, 548382), (78, 365588), (104, 274191), (156, 182794), (312, 91397)]