139740944

素因数分解:

$2^4\times 7^3\times {\mathrm{25463}}^1$

素因数の和:25492

約数の個数: 40

約数和(自身を含む): 315753600

約数和(自身を除く): 176012656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 25463, 50926, 101852, 178241, 203704, 356482, 407408, 712964, 1247687, 1425928, 2495374, 2851856, 4990748, 8733809, 9981496, 17467618, 19962992, 34935236, 69870472, 139740944]

約数ペア:

[(1, 139740944), (2, 69870472), (4, 34935236), (7, 19962992), (8, 17467618), (14, 9981496), (16, 8733809), (28, 4990748), (49, 2851856), (56, 2495374), (98, 1425928), (112, 1247687), (196, 712964), (343, 407408), (392, 356482), (686, 203704), (784, 178241), (1372, 101852), (2744, 50926), (5488, 25463)]