289490786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{166183}}^1$

素因数の和:166265

約数の個数: 16

約数和(自身を含む): 474621504

約数和(自身を除く): 185130718

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 166183, 332366, 2160379, 4320758, 11134261, 22268522, 144745393, 289490786]

約数ペア:

[(1, 289490786), (2, 144745393), (13, 22268522), (26, 11134261), (67, 4320758), (134, 2160379), (871, 332366), (1742, 166183)]