81495557

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{503}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 97598592

約数和(自身を除く): 16103035

約数列:

[1, 11, 13, 103, 121, 143, 503, 1133, 1339, 1573, 5533, 6539, 12463, 14729, 51809, 60863, 71929, 162019, 569899, 673517, 791219, 6268889, 7408687, 81495557]

約数ペア:

[(1, 81495557), (11, 7408687), (13, 6268889), (103, 791219), (121, 673517), (143, 569899), (503, 162019), (1133, 71929), (1339, 60863), (1573, 51809), (5533, 14729), (6539, 12463)]