279938296

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{21067}}^1$

素因数の和:21235

約数の個数: 32

約数和(自身を含む): 576420480

約数和(自身を除く): 296482184

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 151, 302, 604, 1208, 1661, 3322, 6644, 13288, 21067, 42134, 84268, 168536, 231737, 463474, 926948, 1853896, 3181117, 6362234, 12724468, 25448936, 34992287, 69984574, 139969148, 279938296]

約数ペア:

[(1, 279938296), (2, 139969148), (4, 69984574), (8, 34992287), (11, 25448936), (22, 12724468), (44, 6362234), (88, 3181117), (151, 1853896), (302, 926948), (604, 463474), (1208, 231737), (1661, 168536), (3322, 84268), (6644, 42134), (13288, 21067)]