78211738

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{4091}}^1$

素因数の和:4194

約数の個数: 24

約数和(自身を含む): 130616640

約数和(自身を除く): 52404902

約数列:

[1, 2, 11, 22, 79, 121, 158, 242, 869, 1738, 4091, 8182, 9559, 19118, 45001, 90002, 323189, 495011, 646378, 990022, 3555079, 7110158, 39105869, 78211738]

約数ペア:

[(1, 78211738), (2, 39105869), (11, 7110158), (22, 3555079), (79, 990022), (121, 646378), (158, 495011), (242, 323189), (869, 90002), (1738, 45001), (4091, 19118), (8182, 9559)]