15190245

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{83}}^2$

素因数の和:191

約数の個数: 54

約数和(自身を含む): 31001958

約数和(自身を除く): 15811713

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 83, 105, 147, 245, 249, 315, 415, 441, 581, 735, 747, 1245, 1743, 2205, 2905, 3735, 4067, 5229, 6889, 8715, 12201, 20335, 20667, 26145, 34445, 36603, 48223, 61005, 62001, 103335, 144669, 183015, 241115, 310005, 337561, 434007, 723345, 1012683, 1687805, 2170035, 3038049, 5063415, 15190245]

約数ペア:

[(1, 15190245), (3, 5063415), (5, 3038049), (7, 2170035), (9, 1687805), (15, 1012683), (21, 723345), (35, 434007), (45, 337561), (49, 310005), (63, 241115), (83, 183015), (105, 144669), (147, 103335), (245, 62001), (249, 61005), (315, 48223), (415, 36603), (441, 34445), (581, 26145), (735, 20667), (747, 20335), (1245, 12201), (1743, 8715), (2205, 6889), (2905, 5229), (3735, 4067)]