129413654

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 207360000

約数和(自身を除く): 77946346

約数列:

[1, 2, 31, 47, 62, 89, 94, 178, 499, 998, 1457, 2759, 2914, 4183, 5518, 8366, 15469, 23453, 30938, 44411, 46906, 88822, 129673, 259346, 727043, 1376741, 1454086, 2087317, 2753482, 4174634, 64706827, 129413654]

約数ペア:

[(1, 129413654), (2, 64706827), (31, 4174634), (47, 2753482), (62, 2087317), (89, 1454086), (94, 1376741), (178, 727043), (499, 259346), (998, 129673), (1457, 88822), (2759, 46906), (2914, 44411), (4183, 30938), (5518, 23453), (8366, 15469)]