28213570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3331}}^1$

素因数の和:3367

約数の個数: 48

約数和(自身を含む): 63814464

約数和(自身を除く): 35600894

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 3331, 4235, 6662, 8470, 16655, 23317, 33310, 36641, 46634, 73282, 116585, 183205, 233170, 256487, 366410, 403051, 512974, 806102, 1282435, 2015255, 2564870, 2821357, 4030510, 5642714, 14106785, 28213570]

約数ペア:

[(1, 28213570), (2, 14106785), (5, 5642714), (7, 4030510), (10, 2821357), (11, 2564870), (14, 2015255), (22, 1282435), (35, 806102), (55, 512974), (70, 403051), (77, 366410), (110, 256487), (121, 233170), (154, 183205), (242, 116585), (385, 73282), (605, 46634), (770, 36641), (847, 33310), (1210, 23317), (1694, 16655), (3331, 8470), (4235, 6662)]