51388743

素因数分解:

$3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{7393}}^1$

素因数の和:7734

約数の個数: 16

約数和(自身を含む): 78553856

約数和(自身を除く): 27165113

約数列:

[1, 3, 7, 21, 331, 993, 2317, 6951, 7393, 22179, 51751, 155253, 2447083, 7341249, 17129581, 51388743]

約数ペア:

[(1, 51388743), (3, 17129581), (7, 7341249), (21, 2447083), (331, 155253), (993, 51751), (2317, 22179), (6951, 7393)]