207864915

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{2129}}^1$

素因数の和:2443

約数の個数: 32

約数和(自身を含む): 348433920

約数和(自身を除く): 140569005

約数列:

[1, 3, 5, 15, 23, 69, 115, 283, 345, 849, 1415, 2129, 4245, 6387, 6509, 10645, 19527, 31935, 32545, 48967, 97635, 146901, 244835, 602507, 734505, 1807521, 3012535, 9037605, 13857661, 41572983, 69288305, 207864915]

約数ペア:

[(1, 207864915), (3, 69288305), (5, 41572983), (15, 13857661), (23, 9037605), (69, 3012535), (115, 1807521), (283, 734505), (345, 602507), (849, 244835), (1415, 146901), (2129, 97635), (4245, 48967), (6387, 32545), (6509, 31935), (10645, 19527)]