31628373

素因数分解:

$3^1\times 7^4\times {\mathrm{4391}}^1$

素因数の和:4422

約数の個数: 20

約数和(自身を含む): 49207968

約数和(自身を除く): 17579595

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 4391, 7203, 13173, 30737, 92211, 215159, 645477, 1506113, 4518339, 10542791, 31628373]

約数ペア:

[(1, 31628373), (3, 10542791), (7, 4518339), (21, 1506113), (49, 645477), (147, 215159), (343, 92211), (1029, 30737), (2401, 13173), (4391, 7203)]