397303930

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{559583}}^1$

素因数の和:559661

約数の個数: 16

約数和(自身を含む): 725220864

約数和(自身を除く): 327916934

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 559583, 1119166, 2797915, 5595830, 39730393, 79460786, 198651965, 397303930]

約数ペア:

[(1, 397303930), (2, 198651965), (5, 79460786), (10, 39730393), (71, 5595830), (142, 2797915), (355, 1119166), (710, 559583)]