256670642

素因数分解:

$2^1\times {\mathrm{263}}^1\times {\mathrm{313}}^1\times {\mathrm{1559}}^1$

素因数の和:2137

約数の個数: 16

約数和(自身を含む): 387953280

約数和(自身を除く): 131282638

約数列:

[1, 2, 263, 313, 526, 626, 1559, 3118, 82319, 164638, 410017, 487967, 820034, 975934, 128335321, 256670642]

約数ペア:

[(1, 256670642), (2, 128335321), (263, 975934), (313, 820034), (526, 487967), (626, 410017), (1559, 164638), (3118, 82319)]