39781131

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 58927680

約数和(自身を除く): 19146549

約数列:

[1, 3, 13, 39, 73, 89, 157, 219, 267, 471, 949, 1157, 2041, 2847, 3471, 6123, 6497, 11461, 13973, 19491, 34383, 41919, 84461, 148993, 181649, 253383, 446979, 544947, 1020029, 3060087, 13260377, 39781131]

約数ペア:

[(1, 39781131), (3, 13260377), (13, 3060087), (39, 1020029), (73, 544947), (89, 446979), (157, 253383), (219, 181649), (267, 148993), (471, 84461), (949, 41919), (1157, 34383), (2041, 19491), (2847, 13973), (3471, 11461), (6123, 6497)]