8730729

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{997}}^1$

素因数の和:1149

約数の個数: 24

約数和(自身を含む): 14530880

約数和(自身を除く): 5800151

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 997, 1251, 2919, 2991, 6979, 8757, 8973, 20937, 62811, 138583, 415749, 970081, 1247247, 2910243, 8730729]

約数ペア:

[(1, 8730729), (3, 2910243), (7, 1247247), (9, 970081), (21, 415749), (63, 138583), (139, 62811), (417, 20937), (973, 8973), (997, 8757), (1251, 6979), (2919, 2991)]