131781272

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{63601}}^1$

素因数の和:63651

約数の個数: 32

約数和(自身を含む): 290025120

約数和(自身を除く): 158243848

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 63601, 127202, 254404, 445207, 508808, 890414, 1780828, 2353237, 3561656, 4706474, 9412948, 16472659, 18825896, 32945318, 65890636, 131781272]

約数ペア:

[(1, 131781272), (2, 65890636), (4, 32945318), (7, 18825896), (8, 16472659), (14, 9412948), (28, 4706474), (37, 3561656), (56, 2353237), (74, 1780828), (148, 890414), (259, 508808), (296, 445207), (518, 254404), (1036, 127202), (2072, 63601)]