4396959

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{983}}^1$

素因数の和:1067

約数の個数: 24

約数和(自身を含む): 7368192

約数和(自身を除く): 2971233

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 983, 1491, 2949, 4473, 6881, 8847, 20643, 61929, 69793, 209379, 488551, 628137, 1465653, 4396959]

約数ペア:

[(1, 4396959), (3, 1465653), (7, 628137), (9, 488551), (21, 209379), (63, 69793), (71, 61929), (213, 20643), (497, 8847), (639, 6881), (983, 4473), (1491, 2949)]