306404

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 634368

約数和(自身を除く): 327964

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 353, 434, 706, 868, 1412, 2471, 4942, 9884, 10943, 21886, 43772, 76601, 153202, 306404]

約数ペア:

[(1, 306404), (2, 153202), (4, 76601), (7, 43772), (14, 21886), (28, 10943), (31, 9884), (62, 4942), (124, 2471), (217, 1412), (353, 868), (434, 706)]