51661557

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{7331}}^1$

素因数の和:7375

約数の個数: 24

約数和(自身を含む): 80065440

約数和(自身を除く): 28403883

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2349, 7047, 7331, 21993, 65979, 197937, 212599, 593811, 637797, 1781433, 1913391, 5740173, 17220519, 51661557]

約数ペア:

[(1, 51661557), (3, 17220519), (9, 5740173), (27, 1913391), (29, 1781433), (81, 637797), (87, 593811), (243, 212599), (261, 197937), (783, 65979), (2349, 21993), (7047, 7331)]