128840881486

素因数分解:

$2^1\times {\mathrm{59}}^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{3209}}^1$

素因数の和:3481

約数の個数: 48

約数和(自身を含む): 201870993600

約数和(自身を除く): 73030112114

約数列:

[1, 2, 59, 73, 79, 118, 146, 158, 3209, 3481, 4307, 4661, 5767, 6418, 6962, 8614, 9322, 11534, 189331, 234257, 253511, 254113, 274999, 340253, 378662, 468514, 507022, 508226, 549998, 680506, 11170529, 13821163, 14957149, 18506303, 20074927, 22341058, 27642326, 29914298, 37012606, 40149854, 815448617, 882471791, 1091871877, 1630897234, 1764943582, 2183743754, 64420440743, 128840881486]

約数ペア:

[(1, 128840881486), (2, 64420440743), (59, 2183743754), (73, 1764943582), (79, 1630897234), (118, 1091871877), (146, 882471791), (158, 815448617), (3209, 40149854), (3481, 37012606), (4307, 29914298), (4661, 27642326), (5767, 22341058), (6418, 20074927), (6962, 18506303), (8614, 14957149), (9322, 13821163), (11534, 11170529), (189331, 680506), (234257, 549998), (253511, 508226), (254113, 507022), (274999, 468514), (340253, 378662)]