388613798

素因数分解:

$2^1\times {\mathrm{61}}^2\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:864

約数の個数: 24

約数和(自身を含む): 601043040

約数和(自身を除く): 212429242

約数列:

[1, 2, 61, 79, 122, 158, 661, 1322, 3721, 4819, 7442, 9638, 40321, 52219, 80642, 104438, 293959, 587918, 2459581, 3185359, 4919162, 6370718, 194306899, 388613798]

約数ペア:

[(1, 388613798), (2, 194306899), (61, 6370718), (79, 4919162), (122, 3185359), (158, 2459581), (661, 587918), (1322, 293959), (3721, 104438), (4819, 80642), (7442, 52219), (9638, 40321)]