70991409

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 102795264

約数和(自身を除く): 31803855

約数列:

[1, 3, 23, 43, 69, 71, 129, 213, 337, 989, 1011, 1633, 2967, 3053, 4899, 7751, 9159, 14491, 23253, 23927, 43473, 70219, 71781, 210657, 333293, 550321, 999879, 1028861, 1650963, 3086583, 23663803, 70991409]

約数ペア:

[(1, 70991409), (3, 23663803), (23, 3086583), (43, 1650963), (69, 1028861), (71, 999879), (129, 550321), (213, 333293), (337, 210657), (989, 71781), (1011, 70219), (1633, 43473), (2967, 23927), (3053, 23253), (4899, 14491), (7751, 9159)]