262988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:197

約数の個数: 24

約数和(自身を含む): 517440

約数和(自身を除く): 254452

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 139, 172, 278, 473, 556, 946, 1529, 1892, 3058, 5977, 6116, 11954, 23908, 65747, 131494, 262988]

約数ペア:

[(1, 262988), (2, 131494), (4, 65747), (11, 23908), (22, 11954), (43, 6116), (44, 5977), (86, 3058), (139, 1892), (172, 1529), (278, 946), (473, 556)]