279664490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{3995207}}^1$

素因数の和:3995221

約数の個数: 16

約数和(自身を含む): 575309952

約数和(自身を除く): 295645462

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 3995207, 7990414, 19976035, 27966449, 39952070, 55932898, 139832245, 279664490]

約数ペア:

[(1, 279664490), (2, 139832245), (5, 55932898), (7, 39952070), (10, 27966449), (14, 19976035), (35, 7990414), (70, 3995207)]