68963776

素因数分解:

$2^6\times 7^2\times {\mathrm{21991}}^1$

素因数の和:22017

約数の個数: 42

約数和(自身を含む): 159200088

約数和(自身を除く): 90236312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 21991, 43982, 87964, 153937, 175928, 307874, 351856, 615748, 703712, 1077559, 1231496, 1407424, 2155118, 2462992, 4310236, 4925984, 8620472, 9851968, 17240944, 34481888, 68963776]

約数ペア:

[(1, 68963776), (2, 34481888), (4, 17240944), (7, 9851968), (8, 8620472), (14, 4925984), (16, 4310236), (28, 2462992), (32, 2155118), (49, 1407424), (56, 1231496), (64, 1077559), (98, 703712), (112, 615748), (196, 351856), (224, 307874), (392, 175928), (448, 153937), (784, 87964), (1568, 43982), (3136, 21991)]