258825892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{4977421}}^1$

素因数の和:4977438

約数の個数: 12

約数和(自身を含む): 487787356

約数和(自身を除く): 228961464

約数列:

[1, 2, 4, 13, 26, 52, 4977421, 9954842, 19909684, 64706473, 129412946, 258825892]

約数ペア:

[(1, 258825892), (2, 129412946), (4, 64706473), (13, 19909684), (26, 9954842), (52, 4977421)]