31287245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{24733}}^1$

素因数の和:24772

約数の個数: 16

約数和(自身を含む): 42740352

約数和(自身を除く): 11453107

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 24733, 123665, 272063, 568859, 1360315, 2844295, 6257449, 31287245]

約数ペア:

[(1, 31287245), (5, 6257449), (11, 2844295), (23, 1360315), (55, 568859), (115, 272063), (253, 123665), (1265, 24733)]