16804263

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:435

約数の個数: 32

約数和(自身を含む): 26836992

約数和(自身を除く): 10032729

約数列:

[1, 3, 7, 21, 31, 83, 93, 217, 249, 311, 581, 651, 933, 1743, 2177, 2573, 6531, 7719, 9641, 18011, 25813, 28923, 54033, 67487, 77439, 180691, 202461, 542073, 800203, 2400609, 5601421, 16804263]

約数ペア:

[(1, 16804263), (3, 5601421), (7, 2400609), (21, 800203), (31, 542073), (83, 202461), (93, 180691), (217, 77439), (249, 67487), (311, 54033), (581, 28923), (651, 25813), (933, 18011), (1743, 9641), (2177, 7719), (2573, 6531)]