210327405

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 363061248

約数和(自身を除く): 152733843

約数列:

[1, 3, 5, 15, 31, 43, 67, 93, 129, 155, 157, 201, 215, 335, 465, 471, 645, 785, 1005, 1333, 2077, 2355, 2881, 3999, 4867, 6231, 6665, 6751, 8643, 10385, 10519, 14405, 14601, 19995, 20253, 24335, 31155, 31557, 33755, 43215, 52595, 73005, 89311, 101265, 157785, 209281, 267933, 326089, 446555, 452317, 627843, 978267, 1046405, 1339665, 1356951, 1630445, 2261585, 3139215, 4891335, 6784755, 14021827, 42065481, 70109135, 210327405]

約数ペア:

[(1, 210327405), (3, 70109135), (5, 42065481), (15, 14021827), (31, 6784755), (43, 4891335), (67, 3139215), (93, 2261585), (129, 1630445), (155, 1356951), (157, 1339665), (201, 1046405), (215, 978267), (335, 627843), (465, 452317), (471, 446555), (645, 326089), (785, 267933), (1005, 209281), (1333, 157785), (2077, 101265), (2355, 89311), (2881, 73005), (3999, 52595), (4867, 43215), (6231, 33755), (6665, 31557), (6751, 31155), (8643, 24335), (10385, 20253), (10519, 19995), (14405, 14601)]