253753721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{4093}}^1$

素因数の和:4376

約数の個数: 16

約数和(自身を含む): 288872640

約数和(自身を除く): 35118919

約数列:

[1, 13, 19, 247, 251, 3263, 4093, 4769, 53209, 61997, 77767, 1010971, 1027343, 13355459, 19519517, 253753721]

約数ペア:

[(1, 253753721), (13, 19519517), (19, 13355459), (247, 1027343), (251, 1010971), (3263, 77767), (4093, 61997), (4769, 53209)]