81081351

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{231001}}^1$

素因数の和:231023

約数の個数: 16

約数和(自身を含む): 129361120

約数和(自身を除く): 48279769

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 231001, 693003, 2079009, 3003013, 6237027, 9009039, 27027117, 81081351]

約数ペア:

[(1, 81081351), (3, 27027117), (9, 9009039), (13, 6237027), (27, 3003013), (39, 2079009), (117, 693003), (351, 231001)]