27856404

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1979}}^1$

素因数の和:2029

約数の個数: 72

約数和(自身を含む): 77837760

約数和(自身を除く): 49981356

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 23, 34, 36, 46, 51, 68, 69, 92, 102, 138, 153, 204, 207, 276, 306, 391, 414, 612, 782, 828, 1173, 1564, 1979, 2346, 3519, 3958, 4692, 5937, 7038, 7916, 11874, 14076, 17811, 23748, 33643, 35622, 45517, 67286, 71244, 91034, 100929, 134572, 136551, 182068, 201858, 273102, 302787, 403716, 409653, 546204, 605574, 773789, 819306, 1211148, 1547578, 1638612, 2321367, 3095156, 4642734, 6964101, 9285468, 13928202, 27856404]

約数ペア:

[(1, 27856404), (2, 13928202), (3, 9285468), (4, 6964101), (6, 4642734), (9, 3095156), (12, 2321367), (17, 1638612), (18, 1547578), (23, 1211148), (34, 819306), (36, 773789), (46, 605574), (51, 546204), (68, 409653), (69, 403716), (92, 302787), (102, 273102), (138, 201858), (153, 182068), (204, 136551), (207, 134572), (276, 100929), (306, 91034), (391, 71244), (414, 67286), (612, 45517), (782, 35622), (828, 33643), (1173, 23748), (1564, 17811), (1979, 14076), (2346, 11874), (3519, 7916), (3958, 7038), (4692, 5937)]