2212595

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{821}}^1$

素因数の和:851

約数の個数: 24

約数和(自身を含む): 3373488

約数和(自身を除く): 1160893

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 821, 2695, 4105, 5747, 9031, 28735, 40229, 45155, 63217, 201145, 316085, 442519, 2212595]

約数ペア:

[(1, 2212595), (5, 442519), (7, 316085), (11, 201145), (35, 63217), (49, 45155), (55, 40229), (77, 28735), (245, 9031), (385, 5747), (539, 4105), (821, 2695)]