389749864

素因数分解:

$2^3\times 7^1\times {\mathrm{283}}^1\times {\mathrm{24593}}^1$

素因数の和:24889

約数の個数: 32

約数和(自身を含む): 838163520

約数和(自身を除く): 448413656

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 283, 566, 1132, 1981, 2264, 3962, 7924, 15848, 24593, 49186, 98372, 172151, 196744, 344302, 688604, 1377208, 6959819, 13919638, 27839276, 48718733, 55678552, 97437466, 194874932, 389749864]

約数ペア:

[(1, 389749864), (2, 194874932), (4, 97437466), (7, 55678552), (8, 48718733), (14, 27839276), (28, 13919638), (56, 6959819), (283, 1377208), (566, 688604), (1132, 344302), (1981, 196744), (2264, 172151), (3962, 98372), (7924, 49186), (15848, 24593)]