64681708

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{13669}}^1$

素因数の和:13706

約数の個数: 36

約数和(自身を含む): 140090160

約数和(自身を除く): 75408452

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 4732, 13669, 27338, 54676, 95683, 177697, 191366, 355394, 382732, 710788, 1243879, 2310061, 2487758, 4620122, 4975516, 9240244, 16170427, 32340854, 64681708]

約数ペア:

[(1, 64681708), (2, 32340854), (4, 16170427), (7, 9240244), (13, 4975516), (14, 4620122), (26, 2487758), (28, 2310061), (52, 1243879), (91, 710788), (169, 382732), (182, 355394), (338, 191366), (364, 177697), (676, 95683), (1183, 54676), (2366, 27338), (4732, 13669)]