1215392703

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{132439}}^1$

素因数の和:132491

約数の個数: 32

約数和(自身を含む): 2034278400

約数和(自身を除く): 818885697

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 399, 437, 483, 1311, 3059, 9177, 132439, 397317, 927073, 2516341, 2781219, 3046097, 7549023, 9138291, 17614387, 21322679, 52843161, 57875843, 63968037, 173627529, 405130901, 1215392703]

約数ペア:

[(1, 1215392703), (3, 405130901), (7, 173627529), (19, 63968037), (21, 57875843), (23, 52843161), (57, 21322679), (69, 17614387), (133, 9138291), (161, 7549023), (399, 3046097), (437, 2781219), (483, 2516341), (1311, 927073), (3059, 397317), (9177, 132439)]