13306657

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:193

約数の個数: 32

約数和(自身を含む): 17418240

約数和(自身を除く): 4111583

約数列:

[1, 7, 13, 31, 53, 89, 91, 217, 371, 403, 623, 689, 1157, 1643, 2759, 2821, 4717, 4823, 8099, 11501, 19313, 21359, 33019, 35867, 61321, 146227, 149513, 251069, 429247, 1023589, 1900951, 13306657]

約数ペア:

[(1, 13306657), (7, 1900951), (13, 1023589), (31, 429247), (53, 251069), (89, 149513), (91, 146227), (217, 61321), (371, 35867), (403, 33019), (623, 21359), (689, 19313), (1157, 11501), (1643, 8099), (2759, 4823), (2821, 4717)]