1618083459

素因数分解:

$3^4\times {\mathrm{2999}}^1\times {\mathrm{6661}}^1$

素因数の和:9672

約数の個数: 20

約数和(自身を含む): 2418306000

約数和(自身を除く): 800222541

約数列:

[1, 3, 9, 27, 81, 2999, 6661, 8997, 19983, 26991, 59949, 80973, 179847, 242919, 539541, 19976339, 59929017, 179787051, 539361153, 1618083459]

約数ペア:

[(1, 1618083459), (3, 539361153), (9, 179787051), (27, 59929017), (81, 19976339), (2999, 539541), (6661, 242919), (8997, 179847), (19983, 80973), (26991, 59949)]