15121155

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{2939}}^1$

素因数の和:2968

約数の個数: 32

約数和(自身を含む): 28224000

約数和(自身を除く): 13102845

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 735, 1029, 1715, 2939, 5145, 8817, 14695, 20573, 44085, 61719, 102865, 144011, 308595, 432033, 720055, 1008077, 2160165, 3024231, 5040385, 15121155]

約数ペア:

[(1, 15121155), (3, 5040385), (5, 3024231), (7, 2160165), (15, 1008077), (21, 720055), (35, 432033), (49, 308595), (105, 144011), (147, 102865), (245, 61719), (343, 44085), (735, 20573), (1029, 14695), (1715, 8817), (2939, 5145)]