13821705

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2381}}^1$

素因数の和:2438

約数の個数: 32

約数和(自身を含む): 25153920

約数和(自身を除く): 11332215

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 2381, 5805, 7143, 11905, 21429, 35715, 64287, 102383, 107145, 307149, 321435, 511915, 921447, 1535745, 2764341, 4607235, 13821705]

約数ペア:

[(1, 13821705), (3, 4607235), (5, 2764341), (9, 1535745), (15, 921447), (27, 511915), (43, 321435), (45, 307149), (129, 107145), (135, 102383), (215, 64287), (387, 35715), (645, 21429), (1161, 11905), (1935, 7143), (2381, 5805)]