1288763806

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{367}}^1$

素因数の和:701

約数の個数: 64

約数和(自身を含む): 2306211840

約数和(自身を除く): 1017448034

約数列:

[1, 2, 11, 19, 22, 31, 38, 62, 209, 271, 341, 367, 418, 542, 589, 682, 734, 1178, 2981, 4037, 5149, 5962, 6479, 6973, 8074, 8401, 10298, 11377, 12958, 13946, 16802, 22754, 56639, 76703, 92411, 99457, 113278, 125147, 153406, 159619, 184822, 198914, 216163, 250294, 319238, 432326, 1094027, 1755809, 1889683, 2188054, 2377793, 3083167, 3511618, 3779366, 4755586, 6166334, 20786513, 33914837, 41573026, 58580173, 67829674, 117160346, 644381903, 1288763806]

約数ペア:

[(1, 1288763806), (2, 644381903), (11, 117160346), (19, 67829674), (22, 58580173), (31, 41573026), (38, 33914837), (62, 20786513), (209, 6166334), (271, 4755586), (341, 3779366), (367, 3511618), (418, 3083167), (542, 2377793), (589, 2188054), (682, 1889683), (734, 1755809), (1178, 1094027), (2981, 432326), (4037, 319238), (5149, 250294), (5962, 216163), (6479, 198914), (6973, 184822), (8074, 159619), (8401, 153406), (10298, 125147), (11377, 113278), (12958, 99457), (13946, 92411), (16802, 76703), (22754, 56639)]