27123755

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 36324288

約数和(自身を除く): 9200533

約数列:

[1, 5, 17, 41, 43, 85, 181, 205, 215, 697, 731, 905, 1763, 3077, 3485, 3655, 7421, 7783, 8815, 15385, 29971, 37105, 38915, 126157, 132311, 149855, 319103, 630785, 661555, 1595515, 5424751, 27123755]

約数ペア:

[(1, 27123755), (5, 5424751), (17, 1595515), (41, 661555), (43, 630785), (85, 319103), (181, 149855), (205, 132311), (215, 126157), (697, 38915), (731, 37105), (905, 29971), (1763, 15385), (3077, 8815), (3485, 7783), (3655, 7421)]