26984115

素因数分解:

$3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2689}}^1$

素因数の和:2923

約数の個数: 24

約数和(自身を含む): 46999680

約数和(自身を除く): 20015565

約数列:

[1, 3, 5, 9, 15, 45, 223, 669, 1115, 2007, 2689, 3345, 8067, 10035, 13445, 24201, 40335, 121005, 599647, 1798941, 2998235, 5396823, 8994705, 26984115]

約数ペア:

[(1, 26984115), (3, 8994705), (5, 5396823), (9, 2998235), (15, 1798941), (45, 599647), (223, 121005), (669, 40335), (1115, 24201), (2007, 13445), (2689, 10035), (3345, 8067)]