85439991

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{312967}}^1$

素因数の和:312990

約数の個数: 16

約数和(自身を含む): 140209664

約数和(自身を除く): 54769673

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 312967, 938901, 2190769, 4068571, 6572307, 12205713, 28479997, 85439991]

約数ペア:

[(1, 85439991), (3, 28479997), (7, 12205713), (13, 6572307), (21, 4068571), (39, 2190769), (91, 938901), (273, 312967)]