261054716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{68771}}^1$

素因数の和:68861

約数の個数: 24

約数和(自身を含む): 498734544

約数和(自身を除く): 237679828

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 68771, 137542, 275084, 894023, 1788046, 3576092, 5020283, 10040566, 20081132, 65263679, 130527358, 261054716]

約数ペア:

[(1, 261054716), (2, 130527358), (4, 65263679), (13, 20081132), (26, 10040566), (52, 5020283), (73, 3576092), (146, 1788046), (292, 894023), (949, 275084), (1898, 137542), (3796, 68771)]