191767917

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{907}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 287654400

約数和(自身を除く): 95886483

約数列:

[1, 3, 11, 33, 43, 129, 149, 447, 473, 907, 1419, 1639, 2721, 4917, 6407, 9977, 19221, 29931, 39001, 70477, 117003, 135143, 211431, 405429, 429011, 1287033, 1486573, 4459719, 5811149, 17433447, 63922639, 191767917]

約数ペア:

[(1, 191767917), (3, 63922639), (11, 17433447), (33, 5811149), (43, 4459719), (129, 1486573), (149, 1287033), (447, 429011), (473, 405429), (907, 211431), (1419, 135143), (1639, 117003), (2721, 70477), (4917, 39001), (6407, 29931), (9977, 19221)]