42647769

素因数分解:

$3^3\times {\mathrm{491}}^1\times {\mathrm{3217}}^1$

素因数の和:3717

約数の個数: 16

約数和(自身を含む): 63330240

約数和(自身を除く): 20682471

約数列:

[1, 3, 9, 27, 491, 1473, 3217, 4419, 9651, 13257, 28953, 86859, 1579547, 4738641, 14215923, 42647769]

約数ペア:

[(1, 42647769), (3, 14215923), (9, 4738641), (27, 1579547), (491, 86859), (1473, 28953), (3217, 13257), (4419, 9651)]