642986703

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{12959}}^1$

素因数の和:13151

約数の個数: 24

約数和(自身を含む): 960336000

約数和(自身を除く): 317349297

約数列:

[1, 3, 9, 37, 111, 149, 333, 447, 1341, 5513, 12959, 16539, 38877, 49617, 116631, 479483, 1438449, 1930891, 4315347, 5792673, 17378019, 71442967, 214328901, 642986703]

約数ペア:

[(1, 642986703), (3, 214328901), (9, 71442967), (37, 17378019), (111, 5792673), (149, 4315347), (333, 1930891), (447, 1438449), (1341, 479483), (5513, 116631), (12959, 49617), (16539, 38877)]