51081321

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{9371}}^1$

素因数の和:9476

約数の個数: 16

約数和(自身を含む): 71976960

約数和(自身を除く): 20895639

約数列:

[1, 3, 23, 69, 79, 237, 1817, 5451, 9371, 28113, 215533, 646599, 740309, 2220927, 17027107, 51081321]

約数ペア:

[(1, 51081321), (3, 17027107), (23, 2220927), (69, 740309), (79, 646599), (237, 215533), (1817, 28113), (5451, 9371)]