27720963081

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{52489}}^1$

素因数の和:52686

約数の個数: 48

約数和(自身を含む): 46772369280

約数和(自身を除く): 19051406199

約数列:

[1, 3, 7, 9, 21, 63, 83, 101, 249, 303, 581, 707, 747, 909, 1743, 2121, 5229, 6363, 8383, 25149, 52489, 58681, 75447, 157467, 176043, 367423, 472401, 528129, 1102269, 3306807, 4356587, 5301389, 13069761, 15904167, 30496109, 37109723, 39209283, 47712501, 91488327, 111329169, 274464981, 333987507, 440015287, 1320045861, 3080107009, 3960137583, 9240321027, 27720963081]

約数ペア:

[(1, 27720963081), (3, 9240321027), (7, 3960137583), (9, 3080107009), (21, 1320045861), (63, 440015287), (83, 333987507), (101, 274464981), (249, 111329169), (303, 91488327), (581, 47712501), (707, 39209283), (747, 37109723), (909, 30496109), (1743, 15904167), (2121, 13069761), (5229, 5301389), (6363, 4356587), (8383, 3306807), (25149, 1102269), (52489, 528129), (58681, 472401), (75447, 367423), (157467, 176043)]