257044346

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{32203}}^1$

素因数の和:32525

約数の個数: 16

約数和(自身を含む): 416590944

約数和(自身を除く): 159546598

約数列:

[1, 2, 13, 26, 307, 614, 3991, 7982, 32203, 64406, 418639, 837278, 9886321, 19772642, 128522173, 257044346]

約数ペア:

[(1, 257044346), (2, 128522173), (13, 19772642), (26, 9886321), (307, 837278), (614, 418639), (3991, 64406), (7982, 32203)]