47890863

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1847}}^1$

素因数の和:1963

約数の個数: 24

約数和(自身を含む): 71879808

約数和(自身を除く): 23988945

約数列:

[1, 3, 9, 43, 67, 129, 201, 387, 603, 1847, 2881, 5541, 8643, 16623, 25929, 79421, 123749, 238263, 371247, 714789, 1113741, 5321207, 15963621, 47890863]

約数ペア:

[(1, 47890863), (3, 15963621), (9, 5321207), (43, 1113741), (67, 714789), (129, 371247), (201, 238263), (387, 123749), (603, 79421), (1847, 25929), (2881, 16623), (5541, 8643)]