640804547994

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{49194269}}^1$

素因数の和:49194454

約数の個数: 32

約数和(自身を含む): 1388459076480

約数和(自身を除く): 747654528486

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 167, 334, 501, 1002, 2171, 4342, 6513, 13026, 49194269, 98388538, 147582807, 295165614, 639525497, 1279050994, 1918576491, 3837152982, 8215442923, 16430885846, 24646328769, 49292657538, 106800757999, 213601515998, 320402273997, 640804547994]

約数ペア:

[(1, 640804547994), (2, 320402273997), (3, 213601515998), (6, 106800757999), (13, 49292657538), (26, 24646328769), (39, 16430885846), (78, 8215442923), (167, 3837152982), (334, 1918576491), (501, 1279050994), (1002, 639525497), (2171, 295165614), (4342, 147582807), (6513, 98388538), (13026, 49194269)]