287193189

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^3\times {\mathrm{821}}^1$

素因数の和:898

約数の個数: 32

約数和(自身を含む): 428492160

約数和(自身を除く): 141298971

約数列:

[1, 3, 17, 19, 51, 57, 323, 361, 821, 969, 1083, 2463, 6137, 6859, 13957, 15599, 18411, 20577, 41871, 46797, 116603, 265183, 296381, 349809, 795549, 889143, 5038477, 5631239, 15115431, 16893717, 95731063, 287193189]

約数ペア:

[(1, 287193189), (3, 95731063), (17, 16893717), (19, 15115431), (51, 5631239), (57, 5038477), (323, 889143), (361, 795549), (821, 349809), (969, 296381), (1083, 265183), (2463, 116603), (6137, 46797), (6859, 41871), (13957, 20577), (15599, 18411)]