428054510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{106217}}^1$

素因数の和:106268

約数の個数: 32

約数和(自身を含む): 856541952

約数和(自身を除く): 428487442

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 106217, 212434, 531085, 1062170, 1380821, 2761642, 3292727, 6585454, 6904105, 13808210, 16463635, 32927270, 42805451, 85610902, 214027255, 428054510]

約数ペア:

[(1, 428054510), (2, 214027255), (5, 85610902), (10, 42805451), (13, 32927270), (26, 16463635), (31, 13808210), (62, 6904105), (65, 6585454), (130, 3292727), (155, 2761642), (310, 1380821), (403, 1062170), (806, 531085), (2015, 212434), (4030, 106217)]