254692011

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{1453}}^1$

素因数の和:1971

約数の個数: 32

約数和(自身を含む): 412051968

約数和(自身を除く): 157359957

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 491, 1453, 1473, 3437, 4359, 8347, 10171, 10311, 24701, 25041, 30513, 58429, 74103, 172907, 175287, 518721, 713423, 2140269, 4993961, 12128191, 14981883, 36384573, 84897337, 254692011]

約数ペア:

[(1, 254692011), (3, 84897337), (7, 36384573), (17, 14981883), (21, 12128191), (51, 4993961), (119, 2140269), (357, 713423), (491, 518721), (1453, 175287), (1473, 172907), (3437, 74103), (4359, 58429), (8347, 30513), (10171, 25041), (10311, 24701)]