31084473

素因数分解:

$3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{2053}}^1$

素因数の和:2173

約数の個数: 24

約数和(自身を含む): 48704448

約数和(自身を除く): 17619975

約数列:

[1, 3, 7, 21, 49, 103, 147, 309, 721, 2053, 2163, 5047, 6159, 14371, 15141, 43113, 100597, 211459, 301791, 634377, 1480213, 4440639, 10361491, 31084473]

約数ペア:

[(1, 31084473), (3, 10361491), (7, 4440639), (21, 1480213), (49, 634377), (103, 301791), (147, 211459), (309, 100597), (721, 43113), (2053, 15141), (2163, 14371), (5047, 6159)]