139934144

素因数分解:

$2^6\times 7^1\times {\mathrm{312353}}^1$

素因数の和:312372

約数の個数: 28

約数和(自身を含む): 317351664

約数和(自身を除く): 177417520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 312353, 624706, 1249412, 2186471, 2498824, 4372942, 4997648, 8745884, 9995296, 17491768, 19990592, 34983536, 69967072, 139934144]

約数ペア:

[(1, 139934144), (2, 69967072), (4, 34983536), (7, 19990592), (8, 17491768), (14, 9995296), (16, 8745884), (28, 4997648), (32, 4372942), (56, 2498824), (64, 2186471), (112, 1249412), (224, 624706), (448, 312353)]