31071428

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{1097}}^1$

素因数の和:1271

約数の個数: 24

約数和(自身を含む): 55738872

約数和(自身を除く): 24667444

約数列:

[1, 2, 4, 73, 97, 146, 194, 292, 388, 1097, 2194, 4388, 7081, 14162, 28324, 80081, 106409, 160162, 212818, 320324, 425636, 7767857, 15535714, 31071428]

約数ペア:

[(1, 31071428), (2, 15535714), (4, 7767857), (73, 425636), (97, 320324), (146, 212818), (194, 160162), (292, 106409), (388, 80081), (1097, 28324), (2194, 14162), (4388, 7081)]