278329690

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{270223}}^1$

素因数の和:270333

約数の個数: 16

約数和(自身を含む): 505859328

約数和(自身を除く): 227529638

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 270223, 540446, 1351115, 2702230, 27832969, 55665938, 139164845, 278329690]

約数ペア:

[(1, 278329690), (2, 139164845), (5, 55665938), (10, 27832969), (103, 2702230), (206, 1351115), (515, 540446), (1030, 270223)]