201978904

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1485139}}^1$

素因数の和:1485162

約数の個数: 16

約数和(自身を含む): 400987800

約数和(自身を除く): 199008896

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1485139, 2970278, 5940556, 11881112, 25247363, 50494726, 100989452, 201978904]

約数ペア:

[(1, 201978904), (2, 100989452), (4, 50494726), (8, 25247363), (17, 11881112), (34, 5940556), (68, 2970278), (136, 1485139)]