207940315

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 287165088

約数和(自身を除く): 79224773

約数列:

[1, 5, 11, 41, 55, 83, 101, 121, 205, 415, 451, 505, 605, 913, 1111, 2255, 3403, 4141, 4565, 4961, 5555, 8383, 10043, 12221, 17015, 20705, 24805, 37433, 41915, 45551, 50215, 61105, 92213, 187165, 227755, 343703, 411763, 461065, 501061, 1014343, 1718515, 2058815, 2505305, 3780733, 5071715, 18903665, 41588063, 207940315]

約数ペア:

[(1, 207940315), (5, 41588063), (11, 18903665), (41, 5071715), (55, 3780733), (83, 2505305), (101, 2058815), (121, 1718515), (205, 1014343), (415, 501061), (451, 461065), (505, 411763), (605, 343703), (913, 227755), (1111, 187165), (2255, 92213), (3403, 61105), (4141, 50215), (4565, 45551), (4961, 41915), (5555, 37433), (8383, 24805), (10043, 20705), (12221, 17015)]