16971423

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 27661824

約数和(自身を除く): 10690401

約数列:

[1, 3, 7, 17, 21, 51, 119, 137, 347, 357, 411, 959, 1041, 2329, 2429, 2877, 5899, 6987, 7287, 16303, 17697, 41293, 47539, 48909, 123879, 142617, 332773, 808163, 998319, 2424489, 5657141, 16971423]

約数ペア:

[(1, 16971423), (3, 5657141), (7, 2424489), (17, 998319), (21, 808163), (51, 332773), (119, 142617), (137, 123879), (347, 48909), (357, 47539), (411, 41293), (959, 17697), (1041, 16303), (2329, 7287), (2429, 6987), (2877, 5899)]