200405439

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{131759}}^1$

素因数の和:131791

約数の個数: 18

約数和(自身を含む): 313457040

約数和(自身を除く): 113051601

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 131759, 395277, 1185831, 1712867, 5138601, 15415803, 22267271, 66801813, 200405439]

約数ペア:

[(1, 200405439), (3, 66801813), (9, 22267271), (13, 15415803), (39, 5138601), (117, 1712867), (169, 1185831), (507, 395277), (1521, 131759)]