207600015

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{83}}^2$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 400640688

約数和(自身を除く): 193040673

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 49, 83, 105, 123, 147, 205, 245, 249, 287, 415, 581, 615, 735, 861, 1245, 1435, 1743, 2009, 2905, 3403, 4067, 4305, 6027, 6889, 8715, 10045, 10209, 12201, 17015, 20335, 20667, 23821, 30135, 34445, 48223, 51045, 61005, 71463, 103335, 119105, 144669, 166747, 241115, 282449, 337561, 357315, 500241, 723345, 833735, 847347, 1012683, 1412245, 1687805, 1977143, 2501205, 4236735, 5063415, 5931429, 9885715, 13840001, 29657145, 41520003, 69200005, 207600015]

約数ペア:

[(1, 207600015), (3, 69200005), (5, 41520003), (7, 29657145), (15, 13840001), (21, 9885715), (35, 5931429), (41, 5063415), (49, 4236735), (83, 2501205), (105, 1977143), (123, 1687805), (147, 1412245), (205, 1012683), (245, 847347), (249, 833735), (287, 723345), (415, 500241), (581, 357315), (615, 337561), (735, 282449), (861, 241115), (1245, 166747), (1435, 144669), (1743, 119105), (2009, 103335), (2905, 71463), (3403, 61005), (4067, 51045), (4305, 48223), (6027, 34445), (6889, 30135), (8715, 23821), (10045, 20667), (10209, 20335), (12201, 17015)]