28061033

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 40435584

約数和(自身を除く): 12374551

約数列:

[1, 7, 11, 13, 17, 77, 91, 97, 119, 143, 187, 221, 289, 679, 1001, 1067, 1261, 1309, 1547, 1649, 2023, 2431, 3179, 3757, 7469, 8827, 11543, 13871, 17017, 18139, 21437, 22253, 26299, 28033, 41327, 97097, 126973, 150059, 196231, 235807, 289289, 308363, 364429, 1650649, 2158541, 2551003, 4008719, 28061033]

約数ペア:

[(1, 28061033), (7, 4008719), (11, 2551003), (13, 2158541), (17, 1650649), (77, 364429), (91, 308363), (97, 289289), (119, 235807), (143, 196231), (187, 150059), (221, 126973), (289, 97097), (679, 41327), (1001, 28033), (1067, 26299), (1261, 22253), (1309, 21437), (1547, 18139), (1649, 17017), (2023, 13871), (2431, 11543), (3179, 8827), (3757, 7469)]