407074745

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{12739}}^1$

素因数の和:12845

約数の個数: 32

約数和(自身を含む): 616412160

約数和(自身を除く): 209337415

約数列:

[1, 5, 7, 11, 35, 55, 77, 83, 385, 415, 581, 913, 2905, 4565, 6391, 12739, 31955, 63695, 89173, 140129, 445865, 700645, 980903, 1057337, 4904515, 5286685, 7401359, 11630707, 37006795, 58153535, 81414949, 407074745]

約数ペア:

[(1, 407074745), (5, 81414949), (7, 58153535), (11, 37006795), (35, 11630707), (55, 7401359), (77, 5286685), (83, 4904515), (385, 1057337), (415, 980903), (581, 700645), (913, 445865), (2905, 140129), (4565, 89173), (6391, 63695), (12739, 31955)]