13270311

素因数分解:

$3^4\times {\mathrm{173}}^1\times {\mathrm{947}}^1$

素因数の和:1132

約数の個数: 20

約数和(自身を含む): 19959192

約数和(自身を除く): 6688881

約数列:

[1, 3, 9, 27, 81, 173, 519, 947, 1557, 2841, 4671, 8523, 14013, 25569, 76707, 163831, 491493, 1474479, 4423437, 13270311]

約数ペア:

[(1, 13270311), (3, 4423437), (9, 1474479), (27, 491493), (81, 163831), (173, 76707), (519, 25569), (947, 14013), (1557, 8523), (2841, 4671)]