51663807

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{33967}}^1$

素因数の和:33999

約数の個数: 18

約数和(自身を含む): 80809872

約数和(自身を除く): 29146065

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 33967, 101901, 305703, 441571, 1324713, 3974139, 5740423, 17221269, 51663807]

約数ペア:

[(1, 51663807), (3, 17221269), (9, 5740423), (13, 3974139), (39, 1324713), (117, 441571), (169, 305703), (507, 101901), (1521, 33967)]