28277782

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{647}}^1$

素因数の和:744

約数の個数: 24

約数和(自身を含む): 46893168

約数和(自身を除く): 18615386

約数列:

[1, 2, 13, 26, 41, 82, 533, 647, 1066, 1294, 1681, 3362, 8411, 16822, 21853, 26527, 43706, 53054, 344851, 689702, 1087607, 2175214, 14138891, 28277782]

約数ペア:

[(1, 28277782), (2, 14138891), (13, 2175214), (26, 1087607), (41, 689702), (82, 344851), (533, 53054), (647, 43706), (1066, 26527), (1294, 21853), (1681, 16822), (3362, 8411)]