27938261

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:173

約数の個数: 32

約数和(自身を含む): 33530112

約数和(自身を除く): 5591851

約数列:

[1, 13, 23, 41, 43, 53, 299, 533, 559, 689, 943, 989, 1219, 1763, 2173, 2279, 12259, 12857, 15847, 22919, 28249, 29627, 40549, 49979, 52417, 93439, 527137, 649727, 681421, 1214707, 2149097, 27938261]

約数ペア:

[(1, 27938261), (13, 2149097), (23, 1214707), (41, 681421), (43, 649727), (53, 527137), (299, 93439), (533, 52417), (559, 49979), (689, 40549), (943, 29627), (989, 28249), (1219, 22919), (1763, 15847), (2173, 12857), (2279, 12259)]