2718729

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1223}}^1$

素因数の和:1261

約数の個数: 24

約数和(自身を含む): 4455360

約数和(自身を除く): 1736631

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 1223, 2223, 3669, 11007, 15899, 23237, 47697, 69711, 143091, 209133, 302081, 906243, 2718729]

約数ペア:

[(1, 2718729), (3, 906243), (9, 302081), (13, 209133), (19, 143091), (39, 69711), (57, 47697), (117, 23237), (171, 15899), (247, 11007), (741, 3669), (1223, 2223)]