28438773

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{311}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 44209152

約数和(自身を除く): 15770379

約数列:

[1, 3, 11, 17, 33, 51, 163, 187, 311, 489, 561, 933, 1793, 2771, 3421, 5287, 5379, 8313, 10263, 15861, 30481, 50693, 58157, 91443, 152079, 174471, 557623, 861781, 1672869, 2585343, 9479591, 28438773]

約数ペア:

[(1, 28438773), (3, 9479591), (11, 2585343), (17, 1672869), (33, 861781), (51, 557623), (163, 174471), (187, 152079), (311, 91443), (489, 58157), (561, 50693), (933, 30481), (1793, 15861), (2771, 10263), (3421, 8313), (5287, 5379)]