69168981

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2017}}^1$

素因数の和:2121

約数の個数: 32

約数和(自身を含む): 111587328

約数和(自身を除く): 42418347

約数列:

[1, 3, 7, 21, 23, 69, 71, 161, 213, 483, 497, 1491, 1633, 2017, 4899, 6051, 11431, 14119, 34293, 42357, 46391, 139173, 143207, 324737, 429621, 974211, 1002449, 3007347, 3293761, 9881283, 23056327, 69168981]

約数ペア:

[(1, 69168981), (3, 23056327), (7, 9881283), (21, 3293761), (23, 3007347), (69, 1002449), (71, 974211), (161, 429621), (213, 324737), (483, 143207), (497, 139173), (1491, 46391), (1633, 42357), (2017, 34293), (4899, 14119), (6051, 11431)]