47686653

素因数分解:

$3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1523}}^1$

素因数の和:1614

約数の個数: 36

約数和(自身を含む): 81308448

約数和(自身を除く): 33621795

約数列:

[1, 3, 7, 9, 21, 49, 63, 71, 147, 213, 441, 497, 639, 1491, 1523, 3479, 4473, 4569, 10437, 10661, 13707, 31311, 31983, 74627, 95949, 108133, 223881, 324399, 671643, 756931, 973197, 2270793, 5298517, 6812379, 15895551, 47686653]

約数ペア:

[(1, 47686653), (3, 15895551), (7, 6812379), (9, 5298517), (21, 2270793), (49, 973197), (63, 756931), (71, 671643), (147, 324399), (213, 223881), (441, 108133), (497, 95949), (639, 74627), (1491, 31983), (1523, 31311), (3479, 13707), (4473, 10661), (4569, 10437)]