28472405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{4337}}^1$

素因数の和:4456

約数の個数: 16

約数和(自身を含む): 37167984

約数和(自身を除く): 8695579

約数列:

[1, 5, 13, 65, 101, 505, 1313, 4337, 6565, 21685, 56381, 281905, 438037, 2190185, 5694481, 28472405]

約数ペア:

[(1, 28472405), (5, 5694481), (13, 2190185), (65, 438037), (101, 281905), (505, 56381), (1313, 21685), (4337, 6565)]