72449421

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{21737}}^1$

素因数の和:21852

約数の個数: 16

約数和(自身を含む): 106429248

約数和(自身を除く): 33979827

約数列:

[1, 3, 11, 33, 101, 303, 1111, 3333, 21737, 65211, 239107, 717321, 2195437, 6586311, 24149807, 72449421]

約数ペア:

[(1, 72449421), (3, 24149807), (11, 6586311), (33, 2195437), (101, 717321), (303, 239107), (1111, 65211), (3333, 21737)]