81694494

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1181}}^1$

素因数の和:1263

約数の個数: 80

約数和(自身を含む): 212816736

約数和(自身を除く): 131122242

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 61, 63, 81, 122, 126, 162, 183, 189, 366, 378, 427, 549, 567, 854, 1098, 1134, 1181, 1281, 1647, 2362, 2562, 3294, 3543, 3843, 4941, 7086, 7686, 8267, 9882, 10629, 11529, 16534, 21258, 23058, 24801, 31887, 34587, 49602, 63774, 69174, 72041, 74403, 95661, 144082, 148806, 191322, 216123, 223209, 432246, 446418, 504287, 648369, 669627, 1008574, 1296738, 1339254, 1512861, 1945107, 3025722, 3890214, 4538583, 5835321, 9077166, 11670642, 13615749, 27231498, 40847247, 81694494]

約数ペア:

[(1, 81694494), (2, 40847247), (3, 27231498), (6, 13615749), (7, 11670642), (9, 9077166), (14, 5835321), (18, 4538583), (21, 3890214), (27, 3025722), (42, 1945107), (54, 1512861), (61, 1339254), (63, 1296738), (81, 1008574), (122, 669627), (126, 648369), (162, 504287), (183, 446418), (189, 432246), (366, 223209), (378, 216123), (427, 191322), (549, 148806), (567, 144082), (854, 95661), (1098, 74403), (1134, 72041), (1181, 69174), (1281, 63774), (1647, 49602), (2362, 34587), (2562, 31887), (3294, 24801), (3543, 23058), (3843, 21258), (4941, 16534), (7086, 11529), (7686, 10629), (8267, 9882)]