221042778

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{40351}}^1$

素因数の和:40450

約数の個数: 32

約数和(自身を含む): 488097792

約数和(自身を除く): 267055014

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 83, 166, 249, 498, 913, 1826, 2739, 5478, 40351, 80702, 121053, 242106, 443861, 887722, 1331583, 2663166, 3349133, 6698266, 10047399, 20094798, 36840463, 73680926, 110521389, 221042778]

約数ペア:

[(1, 221042778), (2, 110521389), (3, 73680926), (6, 36840463), (11, 20094798), (22, 10047399), (33, 6698266), (66, 3349133), (83, 2663166), (166, 1331583), (249, 887722), (498, 443861), (913, 242106), (1826, 121053), (2739, 80702), (5478, 40351)]