205770318

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{18979}}^1$

素因数の和:19136

約数の個数: 32

約数和(自身を含む): 446409600

約数和(自身を除く): 240639282

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 139, 278, 417, 834, 1807, 3614, 5421, 10842, 18979, 37958, 56937, 113874, 246727, 493454, 740181, 1480362, 2638081, 5276162, 7914243, 15828486, 34295053, 68590106, 102885159, 205770318]

約数ペア:

[(1, 205770318), (2, 102885159), (3, 68590106), (6, 34295053), (13, 15828486), (26, 7914243), (39, 5276162), (78, 2638081), (139, 1480362), (278, 740181), (417, 493454), (834, 246727), (1807, 113874), (3614, 56937), (5421, 37958), (10842, 18979)]