205120198921

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{2540849}}^1$

素因数の和:2541080

約数の個数: 16

約数和(自身を含む): 230505912000

約数和(自身を除く): 25385713079

約数列:

[1, 11, 41, 179, 451, 1969, 7339, 80729, 2540849, 27949339, 104174809, 454811971, 1145922899, 5002931681, 18647290811, 205120198921]

約数ペア:

[(1, 205120198921), (11, 18647290811), (41, 5002931681), (179, 1145922899), (451, 454811971), (1969, 104174809), (7339, 27949339), (80729, 2540849)]