12247119

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{3217}}^1$

素因数の和:3276

約数の個数: 20

約数和(自身を含む): 18690144

約数和(自身を除く): 6443025

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3217, 3807, 9651, 28953, 86859, 151199, 260577, 453597, 1360791, 4082373, 12247119]

約数ペア:

[(1, 12247119), (3, 4082373), (9, 1360791), (27, 453597), (47, 260577), (81, 151199), (141, 86859), (423, 28953), (1269, 9651), (3217, 3807)]