64278284

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{661}}^1$

素因数の和:846

約数の個数: 48

約数和(自身を含む): 135238656

約数和(自身を除く): 70960372

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 151, 161, 302, 322, 604, 644, 661, 1057, 1322, 2114, 2644, 3473, 4228, 4627, 6946, 9254, 13892, 15203, 18508, 24311, 30406, 48622, 60812, 97244, 99811, 106421, 199622, 212842, 399244, 425684, 698677, 1397354, 2295653, 2794708, 4591306, 9182612, 16069571, 32139142, 64278284]

約数ペア:

[(1, 64278284), (2, 32139142), (4, 16069571), (7, 9182612), (14, 4591306), (23, 2794708), (28, 2295653), (46, 1397354), (92, 698677), (151, 425684), (161, 399244), (302, 212842), (322, 199622), (604, 106421), (644, 99811), (661, 97244), (1057, 60812), (1322, 48622), (2114, 30406), (2644, 24311), (3473, 18508), (4228, 15203), (4627, 13892), (6946, 9254)]