127947428

素因数分解:

$2^2\times 7^2\times {\mathrm{439}}^1\times {\mathrm{1487}}^1$

素因数の和:1944

約数の個数: 36

約数和(自身を含む): 261233280

約数和(自身を除く): 133285852

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 439, 878, 1487, 1756, 2974, 3073, 5948, 6146, 10409, 12292, 20818, 21511, 41636, 43022, 72863, 86044, 145726, 291452, 652793, 1305586, 2611172, 4569551, 9139102, 18278204, 31986857, 63973714, 127947428]

約数ペア:

[(1, 127947428), (2, 63973714), (4, 31986857), (7, 18278204), (14, 9139102), (28, 4569551), (49, 2611172), (98, 1305586), (196, 652793), (439, 291452), (878, 145726), (1487, 86044), (1756, 72863), (2974, 43022), (3073, 41636), (5948, 21511), (6146, 20818), (10409, 12292)]