81220326

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 188006400

約数和(自身を除く): 106786074

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 209, 239, 271, 418, 478, 542, 627, 717, 813, 1254, 1434, 1626, 2629, 2981, 4541, 5149, 5258, 5962, 7887, 8943, 9082, 10298, 13623, 15447, 15774, 17886, 27246, 30894, 49951, 56639, 64769, 99902, 113278, 129538, 149853, 169917, 194307, 299706, 339834, 388614, 712459, 1230611, 1424918, 2137377, 2461222, 3691833, 4274754, 7383666, 13536721, 27073442, 40610163, 81220326]

約数ペア:

[(1, 81220326), (2, 40610163), (3, 27073442), (6, 13536721), (11, 7383666), (19, 4274754), (22, 3691833), (33, 2461222), (38, 2137377), (57, 1424918), (66, 1230611), (114, 712459), (209, 388614), (239, 339834), (271, 299706), (418, 194307), (478, 169917), (542, 149853), (627, 129538), (717, 113278), (813, 99902), (1254, 64769), (1434, 56639), (1626, 49951), (2629, 30894), (2981, 27246), (4541, 17886), (5149, 15774), (5258, 15447), (5962, 13623), (7887, 10298), (8943, 9082)]