18140247

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{7549}}^1$

素因数の和:7647

約数の個数: 16

約数和(自身を含む): 27180000

約数和(自身を除く): 9039753

約数列:

[1, 3, 9, 27, 89, 267, 801, 2403, 7549, 22647, 67941, 203823, 671861, 2015583, 6046749, 18140247]

約数ペア:

[(1, 18140247), (3, 6046749), (9, 2015583), (27, 671861), (89, 203823), (267, 67941), (801, 22647), (2403, 7549)]