28685776

素因数分解:

$2^4\times 7^3\times {\mathrm{5227}}^1$

素因数の和:5256

約数の個数: 40

約数和(自身を含む): 64827200

約数和(自身を除く): 36141424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5227, 5488, 10454, 20908, 36589, 41816, 73178, 83632, 146356, 256123, 292712, 512246, 585424, 1024492, 1792861, 2048984, 3585722, 4097968, 7171444, 14342888, 28685776]

約数ペア:

[(1, 28685776), (2, 14342888), (4, 7171444), (7, 4097968), (8, 3585722), (14, 2048984), (16, 1792861), (28, 1024492), (49, 585424), (56, 512246), (98, 292712), (112, 256123), (196, 146356), (343, 83632), (392, 73178), (686, 41816), (784, 36589), (1372, 20908), (2744, 10454), (5227, 5488)]