208028541

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{15749}}^1$

素因数の和:15813

約数の個数: 32

約数和(自身を含む): 344736000

約数和(自身を除く): 136707459

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 259, 357, 629, 777, 1887, 4403, 13209, 15749, 47247, 110243, 267733, 330729, 582713, 803199, 1748139, 1874131, 4078991, 5622393, 9906121, 12236973, 29718363, 69342847, 208028541]

約数ペア:

[(1, 208028541), (3, 69342847), (7, 29718363), (17, 12236973), (21, 9906121), (37, 5622393), (51, 4078991), (111, 1874131), (119, 1748139), (259, 803199), (357, 582713), (629, 330729), (777, 267733), (1887, 110243), (4403, 47247), (13209, 15749)]