197906884

素因数分解:

$2^2\times 7^3\times {\mathrm{144247}}^1$

素因数の和:144272

約数の個数: 24

約数和(自身を含む): 403894400

約数和(自身を除く): 205987516

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 144247, 288494, 576988, 1009729, 2019458, 4038916, 7068103, 14136206, 28272412, 49476721, 98953442, 197906884]

約数ペア:

[(1, 197906884), (2, 98953442), (4, 49476721), (7, 28272412), (14, 14136206), (28, 7068103), (49, 4038916), (98, 2019458), (196, 1009729), (343, 576988), (686, 288494), (1372, 144247)]