6990606

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{509}}^1$

素因数の和:633

約数の個数: 48

約数和(自身を含む): 17503200

約数和(自身を除く): 10512594

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 109, 126, 218, 327, 509, 654, 763, 981, 1018, 1526, 1527, 1962, 2289, 3054, 3563, 4578, 4581, 6867, 7126, 9162, 10689, 13734, 21378, 32067, 55481, 64134, 110962, 166443, 332886, 388367, 499329, 776734, 998658, 1165101, 2330202, 3495303, 6990606]

約数ペア:

[(1, 6990606), (2, 3495303), (3, 2330202), (6, 1165101), (7, 998658), (9, 776734), (14, 499329), (18, 388367), (21, 332886), (42, 166443), (63, 110962), (109, 64134), (126, 55481), (218, 32067), (327, 21378), (509, 13734), (654, 10689), (763, 9162), (981, 7126), (1018, 6867), (1526, 4581), (1527, 4578), (1962, 3563), (2289, 3054)]