647615474

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{277}}^1\times {\mathrm{9661}}^1$

素因数の和:9962

約数の個数: 24

約数和(自身を含む): 1071728364

約数和(自身を除く): 424112890

約数列:

[1, 2, 11, 22, 121, 242, 277, 554, 3047, 6094, 9661, 19322, 33517, 67034, 106271, 212542, 1168981, 2337962, 2676097, 5352194, 29437067, 58874134, 323807737, 647615474]

約数ペア:

[(1, 647615474), (2, 323807737), (11, 58874134), (22, 29437067), (121, 5352194), (242, 2676097), (277, 2337962), (554, 1168981), (3047, 212542), (6094, 106271), (9661, 67034), (19322, 33517)]