17120845

素因数分解:

$5^1\times 7^3\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:242

約数の個数: 32

約数和(自身を含む): 24480000

約数和(自身を除く): 7359155

約数列:

[1, 5, 7, 35, 49, 67, 149, 245, 335, 343, 469, 745, 1043, 1715, 2345, 3283, 5215, 7301, 9983, 16415, 22981, 36505, 49915, 51107, 69881, 114905, 255535, 349405, 489167, 2445835, 3424169, 17120845]

約数ペア:

[(1, 17120845), (5, 3424169), (7, 2445835), (35, 489167), (49, 349405), (67, 255535), (149, 114905), (245, 69881), (335, 51107), (343, 49915), (469, 36505), (745, 22981), (1043, 16415), (1715, 9983), (2345, 7301), (3283, 5215)]