15978843

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{13763}}^1$

素因数の和:13815

約数の個数: 16

約数和(自身を含む): 24224640

約数和(自身を除く): 8245797

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 13763, 41289, 123867, 371601, 591809, 1775427, 5326281, 15978843]

約数ペア:

[(1, 15978843), (3, 5326281), (9, 1775427), (27, 591809), (43, 371601), (129, 123867), (387, 41289), (1161, 13763)]