9990729

素因数分解:

$3^3\times 7^1\times {\mathrm{52861}}^1$

素因数の和:52877

約数の個数: 16

約数和(自身を含む): 16915840

約数和(自身を除く): 6925111

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 52861, 158583, 370027, 475749, 1110081, 1427247, 3330243, 9990729]

約数ペア:

[(1, 9990729), (3, 3330243), (7, 1427247), (9, 1110081), (21, 475749), (27, 370027), (63, 158583), (189, 52861)]