27772539

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 12144261

約数列:

[1, 3, 41, 43, 59, 89, 123, 129, 177, 267, 1763, 2419, 2537, 3649, 3827, 5251, 5289, 7257, 7611, 10947, 11481, 15753, 104017, 156907, 215291, 225793, 312051, 470721, 645873, 677379, 9257513, 27772539]

約数ペア:

[(1, 27772539), (3, 9257513), (41, 677379), (43, 645873), (59, 470721), (89, 312051), (123, 225793), (129, 215291), (177, 156907), (267, 104017), (1763, 15753), (2419, 11481), (2537, 10947), (3649, 7611), (3827, 7257), (5251, 5289)]