28386856

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{233}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 54348840

約数和(自身を除く): 25961984

約数列:

[1, 2, 4, 8, 97, 157, 194, 233, 314, 388, 466, 628, 776, 932, 1256, 1864, 15229, 22601, 30458, 36581, 45202, 60916, 73162, 90404, 121832, 146324, 180808, 292648, 3548357, 7096714, 14193428, 28386856]

約数ペア:

[(1, 28386856), (2, 14193428), (4, 7096714), (8, 3548357), (97, 292648), (157, 180808), (194, 146324), (233, 121832), (314, 90404), (388, 73162), (466, 60916), (628, 45202), (776, 36581), (932, 30458), (1256, 22601), (1864, 15229)]