256164172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{157349}}^1$

素因数の和:157401

約数の個数: 24

約数和(自身を含む): 502261200

約数和(自身を除く): 246097028

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 157349, 314698, 629396, 1730839, 3461678, 5821913, 6923356, 11643826, 23287652, 64041043, 128082086, 256164172]

約数ペア:

[(1, 256164172), (2, 128082086), (4, 64041043), (11, 23287652), (22, 11643826), (37, 6923356), (44, 5821913), (74, 3461678), (148, 1730839), (407, 629396), (814, 314698), (1628, 157349)]