4080542921

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{2477}}^1$

素因数の和:2961

約数の個数: 32

約数和(自身を含む): 5153288448

約数和(自身を除く): 1072745527

約数列:

[1, 7, 13, 43, 91, 301, 421, 559, 2477, 2947, 3913, 5473, 17339, 18103, 32201, 38311, 106511, 126721, 225407, 235339, 745577, 1042817, 1384643, 1647373, 7299719, 9692501, 13556621, 44841131, 94896347, 313887917, 582934703, 4080542921]

約数ペア:

[(1, 4080542921), (7, 582934703), (13, 313887917), (43, 94896347), (91, 44841131), (301, 13556621), (421, 9692501), (559, 7299719), (2477, 1647373), (2947, 1384643), (3913, 1042817), (5473, 745577), (17339, 235339), (18103, 225407), (32201, 126721), (38311, 106511)]