289969209

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{563}}^1\times {\mathrm{643}}^1$

素因数の和:1301

約数の個数: 24

約数和(自身を含む): 424962720

約数和(自身を除く): 134993511

約数列:

[1, 3, 9, 89, 267, 563, 643, 801, 1689, 1929, 5067, 5787, 50107, 57227, 150321, 171681, 362009, 450963, 515043, 1086027, 3258081, 32218801, 96656403, 289969209]

約数ペア:

[(1, 289969209), (3, 96656403), (9, 32218801), (89, 3258081), (267, 1086027), (563, 515043), (643, 450963), (801, 362009), (1689, 171681), (1929, 150321), (5067, 57227), (5787, 50107)]