1478939391

素因数分解:

$3^4\times {\mathrm{2207}}^1\times {\mathrm{8273}}^1$

素因数の和:10492

約数の個数: 20

約数和(自身を含む): 2210548032

約数和(自身を除く): 731608641

約数列:

[1, 3, 9, 27, 81, 2207, 6621, 8273, 19863, 24819, 59589, 74457, 178767, 223371, 670113, 18258511, 54775533, 164326599, 492979797, 1478939391]

約数ペア:

[(1, 1478939391), (3, 492979797), (9, 164326599), (27, 54775533), (81, 18258511), (2207, 670113), (6621, 223371), (8273, 178767), (19863, 74457), (24819, 59589)]