255990212

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{1207501}}^1$

素因数の和:1207558

約数の個数: 12

約数和(自身を含む): 456435756

約数和(自身を除く): 200445544

約数列:

[1, 2, 4, 53, 106, 212, 1207501, 2415002, 4830004, 63997553, 127995106, 255990212]

約数ペア:

[(1, 255990212), (2, 127995106), (4, 63997553), (53, 4830004), (106, 2415002), (212, 1207501)]