201941181

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:460

約数の個数: 80

約数和(自身を含む): 356756400

約数和(自身を除く): 154815219

約数列:

[1, 3, 9, 13, 17, 27, 29, 39, 51, 81, 87, 117, 153, 221, 261, 351, 377, 389, 459, 493, 663, 783, 1053, 1131, 1167, 1377, 1479, 1989, 2349, 3393, 3501, 4437, 5057, 5967, 6409, 6613, 10179, 10503, 11281, 13311, 15171, 17901, 19227, 19839, 30537, 31509, 33843, 39933, 45513, 57681, 59517, 85969, 101529, 136539, 146653, 173043, 178551, 191777, 257907, 304587, 409617, 439959, 519129, 535653, 575331, 773721, 913761, 1319877, 1725993, 2321163, 2493101, 3959631, 5177979, 6963489, 7479303, 11878893, 15533937, 22437909, 67313727, 201941181]

約数ペア:

[(1, 201941181), (3, 67313727), (9, 22437909), (13, 15533937), (17, 11878893), (27, 7479303), (29, 6963489), (39, 5177979), (51, 3959631), (81, 2493101), (87, 2321163), (117, 1725993), (153, 1319877), (221, 913761), (261, 773721), (351, 575331), (377, 535653), (389, 519129), (459, 439959), (493, 409617), (663, 304587), (783, 257907), (1053, 191777), (1131, 178551), (1167, 173043), (1377, 146653), (1479, 136539), (1989, 101529), (2349, 85969), (3393, 59517), (3501, 57681), (4437, 45513), (5057, 39933), (5967, 33843), (6409, 31509), (6613, 30537), (10179, 19839), (10503, 19227), (11281, 17901), (13311, 15171)]