215916477

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1\times {\mathrm{313}}^1$

素因数の和:737

約数の個数: 32

約数和(自身を含む): 334236672

約数和(自身を除く): 118320195

約数列:

[1, 3, 7, 21, 107, 307, 313, 321, 749, 921, 939, 2149, 2191, 2247, 6447, 6573, 32849, 33491, 96091, 98547, 100473, 229943, 234437, 288273, 672637, 689829, 703311, 2017911, 10281737, 30845211, 71972159, 215916477]

約数ペア:

[(1, 215916477), (3, 71972159), (7, 30845211), (21, 10281737), (107, 2017911), (307, 703311), (313, 689829), (321, 672637), (749, 288273), (921, 234437), (939, 229943), (2149, 100473), (2191, 98547), (2247, 96091), (6447, 33491), (6573, 32849)]