7983745

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 12130560

約数和(自身を除く): 4146815

約数列:

[1, 5, 7, 11, 35, 55, 77, 89, 233, 385, 445, 623, 979, 1165, 1631, 2563, 3115, 4895, 6853, 8155, 12815, 17941, 20737, 34265, 89705, 103685, 145159, 228107, 725795, 1140535, 1596749, 7983745]

約数ペア:

[(1, 7983745), (5, 1596749), (7, 1140535), (11, 725795), (35, 228107), (55, 145159), (77, 103685), (89, 89705), (233, 34265), (385, 20737), (445, 17941), (623, 12815), (979, 8155), (1165, 6853), (1631, 4895), (2563, 3115)]