291211683

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{11489}}^1$

素因数の和:11587

約数の個数: 32

約数和(自身を含む): 476513280

約数和(自身を除く): 185301597

約数列:

[1, 3, 7, 17, 21, 51, 71, 119, 213, 357, 497, 1207, 1491, 3621, 8449, 11489, 25347, 34467, 80423, 195313, 241269, 585939, 815719, 1367191, 2447157, 4101573, 5710033, 13867223, 17130099, 41601669, 97070561, 291211683]

約数ペア:

[(1, 291211683), (3, 97070561), (7, 41601669), (17, 17130099), (21, 13867223), (51, 5710033), (71, 4101573), (119, 2447157), (213, 1367191), (357, 815719), (497, 585939), (1207, 241269), (1491, 195313), (3621, 80423), (8449, 34467), (11489, 25347)]