289758616

素因数分解:

$2^3\times 7^1\times {\mathrm{5174261}}^1$

素因数の和:5174274

約数の個数: 16

約数和(自身を含む): 620911440

約数和(自身を除く): 331152824

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 5174261, 10348522, 20697044, 36219827, 41394088, 72439654, 144879308, 289758616]

約数ペア:

[(1, 289758616), (2, 144879308), (4, 72439654), (7, 41394088), (8, 36219827), (14, 20697044), (28, 10348522), (56, 5174261)]