140203921

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{1423}}^1$

素因数の和:1513

約数の個数: 24

約数和(自身を含む): 168863616

約数和(自身を除く): 28659695

約数列:

[1, 11, 13, 53, 143, 169, 583, 689, 1423, 1859, 7579, 8957, 15653, 18499, 75419, 98527, 203489, 240487, 829609, 980447, 2645357, 10784917, 12745811, 140203921]

約数ペア:

[(1, 140203921), (11, 12745811), (13, 10784917), (53, 2645357), (143, 980447), (169, 829609), (583, 240487), (689, 203489), (1423, 98527), (1859, 75419), (7579, 18499), (8957, 15653)]