31890963

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{467}}^1$

素因数の和:603

約数の個数: 32

約数和(自身を含む): 49061376

約数和(自身を除く): 17170413

約数列:

[1, 3, 13, 17, 39, 51, 103, 221, 309, 467, 663, 1339, 1401, 1751, 4017, 5253, 6071, 7939, 18213, 22763, 23817, 48101, 68289, 103207, 144303, 309621, 625313, 817717, 1875939, 2453151, 10630321, 31890963]

約数ペア:

[(1, 31890963), (3, 10630321), (13, 2453151), (17, 1875939), (39, 817717), (51, 625313), (103, 309621), (221, 144303), (309, 103207), (467, 68289), (663, 48101), (1339, 23817), (1401, 22763), (1751, 18213), (4017, 7939), (5253, 6071)]