12278205

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11863}}^1$

素因数の和:11897

約数の個数: 24

約数和(自身を含む): 22209408

約数和(自身を除く): 9931203

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 11863, 35589, 59315, 106767, 177945, 272849, 533835, 818547, 1364245, 2455641, 4092735, 12278205]

約数ペア:

[(1, 12278205), (3, 4092735), (5, 2455641), (9, 1364245), (15, 818547), (23, 533835), (45, 272849), (69, 177945), (115, 106767), (207, 59315), (345, 35589), (1035, 11863)]