26553605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 36018528

約数和(自身を除く): 9464923

約数列:

[1, 5, 13, 37, 61, 65, 181, 185, 305, 481, 793, 905, 2257, 2353, 2405, 3965, 6697, 11041, 11285, 11765, 29341, 33485, 55205, 87061, 143533, 146705, 408517, 435305, 717665, 2042585, 5310721, 26553605]

約数ペア:

[(1, 26553605), (5, 5310721), (13, 2042585), (37, 717665), (61, 435305), (65, 408517), (181, 146705), (185, 143533), (305, 87061), (481, 55205), (793, 33485), (905, 29341), (2257, 11765), (2353, 11285), (2405, 11041), (3965, 6697)]