28072187

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1801}}^1$

素因数の和:1934

約数の個数: 16

約数和(自身を含む): 33300960

約数和(自身を除く): 5228773

約数列:

[1, 11, 13, 109, 143, 1199, 1417, 1801, 15587, 19811, 23413, 196309, 257543, 2159399, 2552017, 28072187]

約数ペア:

[(1, 28072187), (11, 2552017), (13, 2159399), (109, 257543), (143, 196309), (1199, 23413), (1417, 19811), (1801, 15587)]