138759944

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{106411}}^1$

素因数の和:106580

約数の個数: 16

約数和(自身を含む): 261773520

約数和(自身を除く): 123013576

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 106411, 212822, 425644, 851288, 17344993, 34689986, 69379972, 138759944]

約数ペア:

[(1, 138759944), (2, 69379972), (4, 34689986), (8, 17344993), (163, 851288), (326, 425644), (652, 212822), (1304, 106411)]