289364648

素因数分解:

$2^3\times {\mathrm{661}}^1\times {\mathrm{54721}}^1$

素因数の和:55388

約数の個数: 16

約数和(自身を含む): 543389460

約数和(自身を除く): 254024812

約数列:

[1, 2, 4, 8, 661, 1322, 2644, 5288, 54721, 109442, 218884, 437768, 36170581, 72341162, 144682324, 289364648]

約数ペア:

[(1, 289364648), (2, 144682324), (4, 72341162), (8, 36170581), (661, 437768), (1322, 218884), (2644, 109442), (5288, 54721)]