13671405

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 26282880

約数和(自身を除く): 12611475

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 71, 99, 165, 213, 355, 389, 495, 639, 781, 1065, 1167, 1945, 2343, 3195, 3501, 3905, 4279, 5835, 7029, 11715, 12837, 17505, 21395, 27619, 35145, 38511, 64185, 82857, 138095, 192555, 248571, 303809, 414285, 911427, 1242855, 1519045, 2734281, 4557135, 13671405]

約数ペア:

[(1, 13671405), (3, 4557135), (5, 2734281), (9, 1519045), (11, 1242855), (15, 911427), (33, 414285), (45, 303809), (55, 248571), (71, 192555), (99, 138095), (165, 82857), (213, 64185), (355, 38511), (389, 35145), (495, 27619), (639, 21395), (781, 17505), (1065, 12837), (1167, 11715), (1945, 7029), (2343, 5835), (3195, 4279), (3501, 3905)]