1285671195

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{21179}}^1$

素因数の和:21280

約数の個数: 48

約数和(自身を含む): 2378937600

約数和(自身を除く): 1093266405

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 71, 95, 171, 213, 285, 355, 639, 855, 1065, 1349, 3195, 4047, 6745, 12141, 20235, 21179, 60705, 63537, 105895, 190611, 317685, 402401, 953055, 1207203, 1503709, 2012005, 3621609, 4511127, 6036015, 7518545, 13533381, 18108045, 22555635, 28570471, 67666905, 85711413, 142852355, 257134239, 428557065, 1285671195]

約数ペア:

[(1, 1285671195), (3, 428557065), (5, 257134239), (9, 142852355), (15, 85711413), (19, 67666905), (45, 28570471), (57, 22555635), (71, 18108045), (95, 13533381), (171, 7518545), (213, 6036015), (285, 4511127), (355, 3621609), (639, 2012005), (855, 1503709), (1065, 1207203), (1349, 953055), (3195, 402401), (4047, 317685), (6745, 190611), (12141, 105895), (20235, 63537), (21179, 60705)]