72157946

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{809}}^1$

素因数の和:1118

約数の個数: 32

約数和(自身を含む): 129703680

約数和(自身を除く): 57545734

約数列:

[1, 2, 7, 14, 23, 46, 161, 277, 322, 554, 809, 1618, 1939, 3878, 5663, 6371, 11326, 12742, 18607, 37214, 44597, 89194, 130249, 224093, 260498, 448186, 1568651, 3137302, 5154139, 10308278, 36078973, 72157946]

約数ペア:

[(1, 72157946), (2, 36078973), (7, 10308278), (14, 5154139), (23, 3137302), (46, 1568651), (161, 448186), (277, 260498), (322, 224093), (554, 130249), (809, 89194), (1618, 44597), (1939, 37214), (3878, 18607), (5663, 12742), (6371, 11326)]