51127713

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20809}}^1$

素因数の和:20838

約数の個数: 32

約数和(自身を含む): 93228800

約数和(自身を除く): 42101087

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 20809, 62427, 145663, 187281, 270517, 436989, 561843, 811551, 1310967, 1893619, 2434653, 3932901, 5680857, 7303959, 17042571, 51127713]

約数ペア:

[(1, 51127713), (3, 17042571), (7, 7303959), (9, 5680857), (13, 3932901), (21, 2434653), (27, 1893619), (39, 1310967), (63, 811551), (91, 561843), (117, 436989), (189, 270517), (273, 187281), (351, 145663), (819, 62427), (2457, 20809)]