261947976

素因数分解:

$2^3\times 3^1\times {\mathrm{1531}}^1\times {\mathrm{7129}}^1$

素因数の和:8669

約数の個数: 32

約数和(自身を含む): 655389600

約数和(自身を除く): 393441624

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1531, 3062, 4593, 6124, 7129, 9186, 12248, 14258, 18372, 21387, 28516, 36744, 42774, 57032, 85548, 171096, 10914499, 21828998, 32743497, 43657996, 65486994, 87315992, 130973988, 261947976]

約数ペア:

[(1, 261947976), (2, 130973988), (3, 87315992), (4, 65486994), (6, 43657996), (8, 32743497), (12, 21828998), (24, 10914499), (1531, 171096), (3062, 85548), (4593, 57032), (6124, 42774), (7129, 36744), (9186, 28516), (12248, 21387), (14258, 18372)]