747298251

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1223}}^1$

素因数の和:1353

約数の個数: 64

約数和(自身を含む): 1311344640

約数和(自身を除く): 564046389

約数列:

[1, 3, 7, 9, 21, 27, 53, 61, 63, 159, 183, 189, 371, 427, 477, 549, 1113, 1223, 1281, 1431, 1647, 3233, 3339, 3669, 3843, 8561, 9699, 10017, 11007, 11529, 22631, 25683, 29097, 33021, 64819, 67893, 74603, 77049, 87291, 194457, 203679, 223809, 231147, 453733, 522221, 583371, 611037, 671427, 1361199, 1566663, 1750113, 2014281, 3953959, 4083597, 4699989, 11861877, 12250791, 14099967, 27677713, 35585631, 83033139, 106756893, 249099417, 747298251]

約数ペア:

[(1, 747298251), (3, 249099417), (7, 106756893), (9, 83033139), (21, 35585631), (27, 27677713), (53, 14099967), (61, 12250791), (63, 11861877), (159, 4699989), (183, 4083597), (189, 3953959), (371, 2014281), (427, 1750113), (477, 1566663), (549, 1361199), (1113, 671427), (1223, 611037), (1281, 583371), (1431, 522221), (1647, 453733), (3233, 231147), (3339, 223809), (3669, 203679), (3843, 194457), (8561, 87291), (9699, 77049), (10017, 74603), (11007, 67893), (11529, 64819), (22631, 33021), (25683, 29097)]