31726647

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{9109}}^1$

素因数の和:9164

約数の個数: 20

約数和(自身を含む): 48501640

約数和(自身を除く): 16774993

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 9109, 27327, 81981, 245943, 391687, 737829, 1175061, 3525183, 10575549, 31726647]

約数ペア:

[(1, 31726647), (3, 10575549), (9, 3525183), (27, 1175061), (43, 737829), (81, 391687), (129, 245943), (387, 81981), (1161, 27327), (3483, 9109)]