2561382

素因数分解:

$2^1\times 3^4\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:274

約数の個数: 40

約数和(自身を含む): 5834136

約数和(自身を除く): 3272754

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 97, 162, 163, 194, 291, 326, 489, 582, 873, 978, 1467, 1746, 2619, 2934, 4401, 5238, 7857, 8802, 13203, 15714, 15811, 26406, 31622, 47433, 94866, 142299, 284598, 426897, 853794, 1280691, 2561382]

約数ペア:

[(1, 2561382), (2, 1280691), (3, 853794), (6, 426897), (9, 284598), (18, 142299), (27, 94866), (54, 47433), (81, 31622), (97, 26406), (162, 15811), (163, 15714), (194, 13203), (291, 8802), (326, 7857), (489, 5238), (582, 4401), (873, 2934), (978, 2619), (1467, 1746)]