278329084

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{65213}}^1$

素因数の和:65325

約数の個数: 24

約数和(自身を含む): 536841648

約数和(自身を除く): 258512564

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 1067, 2134, 4268, 65213, 130426, 260852, 717343, 1434686, 2869372, 6325661, 12651322, 25302644, 69582271, 139164542, 278329084]

約数ペア:

[(1, 278329084), (2, 139164542), (4, 69582271), (11, 25302644), (22, 12651322), (44, 6325661), (97, 2869372), (194, 1434686), (388, 717343), (1067, 260852), (2134, 130426), (4268, 65213)]