891306945

素因数分解:

$3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{131171}}^1$

素因数の和:131333

約数の個数: 24

約数和(自身を含む): 1555175232

約数和(自身を除く): 663868287

約数列:

[1, 3, 5, 9, 15, 45, 151, 453, 755, 1359, 2265, 6795, 131171, 393513, 655855, 1180539, 1967565, 5902695, 19806821, 59420463, 99034105, 178261389, 297102315, 891306945]

約数ペア:

[(1, 891306945), (3, 297102315), (5, 178261389), (9, 99034105), (15, 59420463), (45, 19806821), (151, 5902695), (453, 1967565), (755, 1180539), (1359, 655855), (2265, 393513), (6795, 131171)]