266331364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{28297}}^1$

素因数の和:28495

約数の個数: 24

約数和(自身を含む): 504723128

約数和(自身を除く): 238391764

約数列:

[1, 2, 4, 13, 26, 52, 181, 362, 724, 2353, 4706, 9412, 28297, 56594, 113188, 367861, 735722, 1471444, 5121757, 10243514, 20487028, 66582841, 133165682, 266331364]

約数ペア:

[(1, 266331364), (2, 133165682), (4, 66582841), (13, 20487028), (26, 10243514), (52, 5121757), (181, 1471444), (362, 735722), (724, 367861), (2353, 113188), (4706, 56594), (9412, 28297)]