1399059987

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1979}}^1\times {\mathrm{18127}}^1$

素因数の和:20122

約数の個数: 16

約数和(自身を含む): 2010032640

約数和(自身を除く): 610972653

約数列:

[1, 3, 13, 39, 1979, 5937, 18127, 25727, 54381, 77181, 235651, 706953, 35873333, 107619999, 466353329, 1399059987]

約数ペア:

[(1, 1399059987), (3, 466353329), (13, 107619999), (39, 35873333), (1979, 706953), (5937, 235651), (18127, 77181), (25727, 54381)]