255748946

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{20939}}^1$

素因数の和:21169

約数の個数: 16

約数和(自身を含む): 398027520

約数和(自身を除く): 142278574

約数列:

[1, 2, 31, 62, 197, 394, 6107, 12214, 20939, 41878, 649109, 1298218, 4124983, 8249966, 127874473, 255748946]

約数ペア:

[(1, 255748946), (2, 127874473), (31, 8249966), (62, 4124983), (197, 1298218), (394, 649109), (6107, 41878), (12214, 20939)]