138720048

素因数分解:

$2^4\times 3^1\times {\mathrm{2890001}}^1$

素因数の和:2890012

約数の個数: 20

約数和(自身を含む): 358360248

約数和(自身を除く): 219640200

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 2890001, 5780002, 8670003, 11560004, 17340006, 23120008, 34680012, 46240016, 69360024, 138720048]

約数ペア:

[(1, 138720048), (2, 69360024), (3, 46240016), (4, 34680012), (6, 23120008), (8, 17340006), (12, 11560004), (16, 8670003), (24, 5780002), (48, 2890001)]