84431763

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1999}}^1$

素因数の和:2056

約数の個数: 36

約数和(自身を含む): 138684000

約数和(自身を除く): 54252237

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 361, 741, 1083, 1999, 2223, 3249, 4693, 5997, 14079, 17991, 25987, 37981, 42237, 77961, 113943, 233883, 341829, 493753, 721639, 1481259, 2164917, 4443777, 6494751, 9381307, 28143921, 84431763]

約数ペア:

[(1, 84431763), (3, 28143921), (9, 9381307), (13, 6494751), (19, 4443777), (39, 2164917), (57, 1481259), (117, 721639), (171, 493753), (247, 341829), (361, 233883), (741, 113943), (1083, 77961), (1999, 42237), (2223, 37981), (3249, 25987), (4693, 17991), (5997, 14079)]