289379216

素因数分解:

$2^4\times 7^1\times {\mathrm{2583743}}^1$

素因数の和:2583758

約数の個数: 20

約数和(自身を含む): 640768512

約数和(自身を除く): 351389296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2583743, 5167486, 10334972, 18086201, 20669944, 36172402, 41339888, 72344804, 144689608, 289379216]

約数ペア:

[(1, 289379216), (2, 144689608), (4, 72344804), (7, 41339888), (8, 36172402), (14, 20669944), (16, 18086201), (28, 10334972), (56, 5167486), (112, 2583743)]