261644734

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{437533}}^1$

素因数の和:437571

約数の個数: 16

約数和(自身を含む): 441034272

約数和(自身を除く): 179389538

約数列:

[1, 2, 13, 23, 26, 46, 299, 598, 437533, 875066, 5687929, 10063259, 11375858, 20126518, 130822367, 261644734]

約数ペア:

[(1, 261644734), (2, 130822367), (13, 20126518), (23, 11375858), (26, 10063259), (46, 5687929), (299, 875066), (598, 437533)]