287885741

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{461}}^1$

素因数の和:893

約数の個数: 24

約数和(自身を含む): 342377112

約数和(自身を除く): 54491371

約数列:

[1, 11, 13, 121, 143, 397, 461, 1573, 4367, 5071, 5161, 5993, 48037, 55781, 56771, 65923, 183017, 624481, 725153, 2013187, 2379221, 22145057, 26171431, 287885741]

約数ペア:

[(1, 287885741), (11, 26171431), (13, 22145057), (121, 2379221), (143, 2013187), (397, 725153), (461, 624481), (1573, 183017), (4367, 65923), (5071, 56771), (5161, 55781), (5993, 48037)]