72268378

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12809}}^1$

素因数の和:12862

約数の個数: 32

約数和(自身を含む): 137733120

約数和(自身を除く): 65464742

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 12809, 25618, 89663, 166517, 179326, 333034, 397079, 794158, 1165619, 2331238, 2779553, 5162027, 5559106, 10324054, 36134189, 72268378]

約数ペア:

[(1, 72268378), (2, 36134189), (7, 10324054), (13, 5559106), (14, 5162027), (26, 2779553), (31, 2331238), (62, 1165619), (91, 794158), (182, 397079), (217, 333034), (403, 179326), (434, 166517), (806, 89663), (2821, 25618), (5642, 12809)]