289403792

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{203233}}^1$

素因数の和:203330

約数の個数: 20

約数和(自身を含む): 567022860

約数和(自身を除く): 277619068

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 203233, 406466, 812932, 1625864, 3251728, 18087737, 36175474, 72350948, 144701896, 289403792]

約数ペア:

[(1, 289403792), (2, 144701896), (4, 72350948), (8, 36175474), (16, 18087737), (89, 3251728), (178, 1625864), (356, 812932), (712, 406466), (1424, 203233)]