291295131

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{6949}}^1$

素因数の和:7198

約数の個数: 16

約数和(自身を含む): 395316000

約数和(自身を除く): 104020869

約数列:

[1, 3, 89, 157, 267, 471, 6949, 13973, 20847, 41919, 618461, 1090993, 1855383, 3272979, 97098377, 291295131]

約数ペア:

[(1, 291295131), (3, 97098377), (89, 3272979), (157, 1855383), (267, 1090993), (471, 618461), (6949, 41919), (13973, 20847)]