213965488

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{1879}}^1$

素因数の和:2545

約数の個数: 40

約数和(自身を含む): 453185280

約数和(自身を除く): 239219792

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 647, 1294, 1879, 2588, 3758, 5176, 7117, 7516, 10352, 14234, 15032, 20669, 28468, 30064, 41338, 56936, 82676, 113872, 165352, 330704, 1215713, 2431426, 4862852, 9725704, 13372843, 19451408, 26745686, 53491372, 106982744, 213965488]

約数ペア:

[(1, 213965488), (2, 106982744), (4, 53491372), (8, 26745686), (11, 19451408), (16, 13372843), (22, 9725704), (44, 4862852), (88, 2431426), (176, 1215713), (647, 330704), (1294, 165352), (1879, 113872), (2588, 82676), (3758, 56936), (5176, 41338), (7117, 30064), (7516, 28468), (10352, 20669), (14234, 15032)]