81354294

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{71741}}^1$

素因数の和:71762

約数の個数: 40

約数和(自身を含む): 208338768

約数和(自身を除く): 126984474

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 71741, 143482, 215223, 430446, 502187, 645669, 1004374, 1291338, 1506561, 1937007, 3013122, 3874014, 4519683, 5811021, 9039366, 11622042, 13559049, 27118098, 40677147, 81354294]

約数ペア:

[(1, 81354294), (2, 40677147), (3, 27118098), (6, 13559049), (7, 11622042), (9, 9039366), (14, 5811021), (18, 4519683), (21, 3874014), (27, 3013122), (42, 1937007), (54, 1506561), (63, 1291338), (81, 1004374), (126, 645669), (162, 502187), (189, 430446), (378, 215223), (567, 143482), (1134, 71741)]