27538155

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 49454496

約数和(自身を除く): 21916341

約数列:

[1, 3, 5, 9, 15, 45, 73, 83, 101, 219, 249, 303, 365, 415, 505, 657, 747, 909, 1095, 1245, 1515, 3285, 3735, 4545, 6059, 7373, 8383, 18177, 22119, 25149, 30295, 36865, 41915, 54531, 66357, 75447, 90885, 110595, 125745, 272655, 331785, 377235, 611959, 1835877, 3059795, 5507631, 9179385, 27538155]

約数ペア:

[(1, 27538155), (3, 9179385), (5, 5507631), (9, 3059795), (15, 1835877), (45, 611959), (73, 377235), (83, 331785), (101, 272655), (219, 125745), (249, 110595), (303, 90885), (365, 75447), (415, 66357), (505, 54531), (657, 41915), (747, 36865), (909, 30295), (1095, 25149), (1245, 22119), (1515, 18177), (3285, 8383), (3735, 7373), (4545, 6059)]