68992749

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 125452800

約数和(自身を除く): 56460051

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 109, 119, 153, 189, 197, 327, 357, 459, 591, 763, 981, 1071, 1379, 1773, 1853, 2289, 2943, 3213, 3349, 4137, 5319, 5559, 6867, 10047, 12411, 12971, 16677, 20601, 21473, 23443, 30141, 37233, 38913, 50031, 64419, 70329, 90423, 116739, 150311, 193257, 210987, 350217, 365041, 450933, 579771, 632961, 1095123, 1352799, 2555287, 3285369, 4058397, 7665861, 9856107, 22997583, 68992749]

約数ペア:

[(1, 68992749), (3, 22997583), (7, 9856107), (9, 7665861), (17, 4058397), (21, 3285369), (27, 2555287), (51, 1352799), (63, 1095123), (109, 632961), (119, 579771), (153, 450933), (189, 365041), (197, 350217), (327, 210987), (357, 193257), (459, 150311), (591, 116739), (763, 90423), (981, 70329), (1071, 64419), (1379, 50031), (1773, 38913), (1853, 37233), (2289, 30141), (2943, 23443), (3213, 21473), (3349, 20601), (4137, 16677), (5319, 12971), (5559, 12411), (6867, 10047)]