254865728

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{306329}}^1$

素因数の和:306354

約数の個数: 28

約数和(自身を含む): 544654740

約数和(自身を除く): 289789012

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 306329, 612658, 1225316, 2450632, 3982277, 4901264, 7964554, 9802528, 15929108, 19605056, 31858216, 63716432, 127432864, 254865728]

約数ペア:

[(1, 254865728), (2, 127432864), (4, 63716432), (8, 31858216), (13, 19605056), (16, 15929108), (26, 9802528), (32, 7964554), (52, 4901264), (64, 3982277), (104, 2450632), (208, 1225316), (416, 612658), (832, 306329)]