258392008

素因数分解:

$2^3\times 7^1\times {\mathrm{1697}}^1\times {\mathrm{2719}}^1$

素因数の和:4429

約数の個数: 32

約数和(自身を含む): 554227200

約数和(自身を除く): 295835192

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1697, 2719, 3394, 5438, 6788, 10876, 11879, 13576, 19033, 21752, 23758, 38066, 47516, 76132, 95032, 152264, 4614143, 9228286, 18456572, 32299001, 36913144, 64598002, 129196004, 258392008]

約数ペア:

[(1, 258392008), (2, 129196004), (4, 64598002), (7, 36913144), (8, 32299001), (14, 18456572), (28, 9228286), (56, 4614143), (1697, 152264), (2719, 95032), (3394, 76132), (5438, 47516), (6788, 38066), (10876, 23758), (11879, 21752), (13576, 19033)]