389610272

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{2749}}^1$

素因数の和:2905

約数の個数: 48

約数和(自身を含む): 792792000

約数和(自身を除く): 403181728

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 103, 172, 206, 344, 412, 688, 824, 1376, 1648, 2749, 3296, 4429, 5498, 8858, 10996, 17716, 21992, 35432, 43984, 70864, 87968, 118207, 141728, 236414, 283147, 472828, 566294, 945656, 1132588, 1891312, 2265176, 3782624, 4530352, 9060704, 12175321, 24350642, 48701284, 97402568, 194805136, 389610272]

約数ペア:

[(1, 389610272), (2, 194805136), (4, 97402568), (8, 48701284), (16, 24350642), (32, 12175321), (43, 9060704), (86, 4530352), (103, 3782624), (172, 2265176), (206, 1891312), (344, 1132588), (412, 945656), (688, 566294), (824, 472828), (1376, 283147), (1648, 236414), (2749, 141728), (3296, 118207), (4429, 87968), (5498, 70864), (8858, 43984), (10996, 35432), (17716, 21992)]