128968

素因数分解:

$2^3\times 7^3\times {\mathrm{47}}^1$

素因数の和:74

約数の個数: 32

約数和(自身を含む): 288000

約数和(自身を除く): 159032

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 49, 56, 94, 98, 188, 196, 329, 343, 376, 392, 658, 686, 1316, 1372, 2303, 2632, 2744, 4606, 9212, 16121, 18424, 32242, 64484, 128968]

約数ペア:

[(1, 128968), (2, 64484), (4, 32242), (7, 18424), (8, 16121), (14, 9212), (28, 4606), (47, 2744), (49, 2632), (56, 2303), (94, 1372), (98, 1316), (188, 686), (196, 658), (329, 392), (343, 376)]