85409868

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{165523}}^1$

素因数の和:165573

約数の個数: 24

約数和(自身を含む): 203925568

約数和(自身を除く): 118515700

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 165523, 331046, 496569, 662092, 993138, 1986276, 7117489, 14234978, 21352467, 28469956, 42704934, 85409868]

約数ペア:

[(1, 85409868), (2, 42704934), (3, 28469956), (4, 21352467), (6, 14234978), (12, 7117489), (43, 1986276), (86, 993138), (129, 662092), (172, 496569), (258, 331046), (516, 165523)]