28869836

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{661}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 51715440

約数和(自身を除く): 22845604

約数列:

[1, 2, 4, 61, 122, 179, 244, 358, 661, 716, 1322, 2644, 10919, 21838, 40321, 43676, 80642, 118319, 161284, 236638, 473276, 7217459, 14434918, 28869836]

約数ペア:

[(1, 28869836), (2, 14434918), (4, 7217459), (61, 473276), (122, 236638), (179, 161284), (244, 118319), (358, 80642), (661, 43676), (716, 40321), (1322, 21838), (2644, 10919)]