156698290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{20921}}^1$

素因数の和:21042

約数の個数: 32

約数和(自身を含む): 325378944

約数和(自身を除く): 168680654

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 535, 749, 1070, 1498, 3745, 7490, 20921, 41842, 104605, 146447, 209210, 292894, 732235, 1464470, 2238547, 4477094, 11192735, 15669829, 22385470, 31339658, 78349145, 156698290]

約数ペア:

[(1, 156698290), (2, 78349145), (5, 31339658), (7, 22385470), (10, 15669829), (14, 11192735), (35, 4477094), (70, 2238547), (107, 1464470), (214, 732235), (535, 292894), (749, 209210), (1070, 146447), (1498, 104605), (3745, 41842), (7490, 20921)]