67313727

素因数分解:

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

素因数の和:457

約数の個数: 64

約数和(自身を含む): 117936000

約数和(自身を除く): 50622273

約数列:

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

約数ペア:

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