1518071787

素因数分解:

$3^6\times {\mathrm{29}}^1\times {\mathrm{71807}}^1$

素因数の和:71854

約数の個数: 28

約数和(自身を含む): 2354584320

約数和(自身を除く): 836512533

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 729, 783, 2349, 7047, 21141, 71807, 215421, 646263, 1938789, 2082403, 5816367, 6247209, 17449101, 18741627, 52347303, 56224881, 168674643, 506023929, 1518071787]

約数ペア:

[(1, 1518071787), (3, 506023929), (9, 168674643), (27, 56224881), (29, 52347303), (81, 18741627), (87, 17449101), (243, 6247209), (261, 5816367), (729, 2082403), (783, 1938789), (2349, 646263), (7047, 215421), (21141, 71807)]