81663516

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{206221}}^1$

素因数の和:206242

約数の個数: 36

約数和(自身を含む): 225194424

約数和(自身を除く): 143530908

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 206221, 412442, 618663, 824884, 1237326, 1855989, 2268431, 2474652, 3711978, 4536862, 6805293, 7423956, 9073724, 13610586, 20415879, 27221172, 40831758, 81663516]

約数ペア:

[(1, 81663516), (2, 40831758), (3, 27221172), (4, 20415879), (6, 13610586), (9, 9073724), (11, 7423956), (12, 6805293), (18, 4536862), (22, 3711978), (33, 2474652), (36, 2268431), (44, 1855989), (66, 1237326), (99, 824884), (132, 618663), (198, 412442), (396, 206221)]