68021318

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:584

約数の個数: 32

約数和(自身を含む): 112039200

約数和(自身を除く): 44017882

約数列:

[1, 2, 17, 34, 37, 74, 139, 278, 389, 629, 778, 1258, 2363, 4726, 5143, 6613, 10286, 13226, 14393, 28786, 54071, 87431, 108142, 174862, 244681, 489362, 919207, 1838414, 2000627, 4001254, 34010659, 68021318]

約数ペア:

[(1, 68021318), (2, 34010659), (17, 4001254), (34, 2000627), (37, 1838414), (74, 919207), (139, 489362), (278, 244681), (389, 174862), (629, 108142), (778, 87431), (1258, 54071), (2363, 28786), (4726, 14393), (5143, 13226), (6613, 10286)]