66861171

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1583}}^1$

素因数の和:1640

約数の個数: 36

約数和(自身を含む): 109837728

約数和(自身を除く): 42976557

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 361, 741, 1083, 1583, 2223, 3249, 4693, 4749, 14079, 14247, 20579, 30077, 42237, 61737, 90231, 185211, 270693, 391001, 571463, 1173003, 1714389, 3519009, 5143167, 7429019, 22287057, 66861171]

約数ペア:

[(1, 66861171), (3, 22287057), (9, 7429019), (13, 5143167), (19, 3519009), (39, 1714389), (57, 1173003), (117, 571463), (171, 391001), (247, 270693), (361, 185211), (741, 90231), (1083, 61737), (1583, 42237), (2223, 30077), (3249, 20579), (4693, 14247), (4749, 14079)]