208479964

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{676883}}^1$

素因数の和:676905

約数の個数: 24

約数和(自身を含む): 454866048

約数和(自身を除く): 246386084

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 676883, 1353766, 2707532, 4738181, 7445713, 9476362, 14891426, 18952724, 29782852, 52119991, 104239982, 208479964]

約数ペア:

[(1, 208479964), (2, 104239982), (4, 52119991), (7, 29782852), (11, 18952724), (14, 14891426), (22, 9476362), (28, 7445713), (44, 4738181), (77, 2707532), (154, 1353766), (308, 676883)]