71446779

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:409

約数の個数: 40

約数和(自身を含む): 111101232

約数和(自身を除く): 39654453

約数列:

[1, 3, 9, 27, 43, 73, 81, 129, 219, 281, 387, 657, 843, 1161, 1971, 2529, 3139, 3483, 5913, 7587, 9417, 12083, 20513, 22761, 28251, 36249, 61539, 84753, 108747, 184617, 254259, 326241, 553851, 882059, 978723, 1661553, 2646177, 7938531, 23815593, 71446779]

約数ペア:

[(1, 71446779), (3, 23815593), (9, 7938531), (27, 2646177), (43, 1661553), (73, 978723), (81, 882059), (129, 553851), (219, 326241), (281, 254259), (387, 184617), (657, 108747), (843, 84753), (1161, 61539), (1971, 36249), (2529, 28251), (3139, 22761), (3483, 20513), (5913, 12083), (7587, 9417)]