71209985

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{26423}}^1$

素因数の和:26453

約数の個数: 24

約数和(自身を含む): 108444096

約数和(自身を除く): 37234111

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 2695, 26423, 132115, 184961, 290653, 924805, 1294727, 1453265, 2034571, 6473635, 10172855, 14241997, 71209985]

約数ペア:

[(1, 71209985), (5, 14241997), (7, 10172855), (11, 6473635), (35, 2034571), (49, 1453265), (55, 1294727), (77, 924805), (245, 290653), (385, 184961), (539, 132115), (2695, 26423)]