81039862

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{643}}^1$

素因数の和:768

約数の個数: 32

約数和(自身を含む): 131453280

約数和(自身を除く): 50413418

約数列:

[1, 2, 29, 41, 53, 58, 82, 106, 643, 1189, 1286, 1537, 2173, 2378, 3074, 4346, 18647, 26363, 34079, 37294, 52726, 63017, 68158, 126034, 764527, 988291, 1397239, 1529054, 1976582, 2794478, 40519931, 81039862]

約数ペア:

[(1, 81039862), (2, 40519931), (29, 2794478), (41, 1976582), (53, 1529054), (58, 1397239), (82, 988291), (106, 764527), (643, 126034), (1189, 68158), (1286, 63017), (1537, 52726), (2173, 37294), (2378, 34079), (3074, 26363), (4346, 18647)]