13220421

素因数分解:

$3^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:532

約数の個数: 16

約数和(自身を含む): 17978688

約数和(自身を除く): 4758267

約数列:

[1, 3, 97, 181, 251, 291, 543, 753, 17557, 24347, 45431, 52671, 73041, 136293, 4406807, 13220421]

約数ペア:

[(1, 13220421), (3, 4406807), (97, 136293), (181, 73041), (251, 52671), (291, 45431), (543, 24347), (753, 17557)]