31316787

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{6553}}^1$

素因数の和:6624

約数の個数: 20

約数和(自身を含む): 47582040

約数和(自身を除く): 16265253

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 6553, 19659, 58977, 176931, 386627, 530793, 1159881, 3479643, 10438929, 31316787]

約数ペア:

[(1, 31316787), (3, 10438929), (9, 3479643), (27, 1159881), (59, 530793), (81, 386627), (177, 176931), (531, 58977), (1593, 19659), (4779, 6553)]