191771723

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 237081600

約数和(自身を除く): 45309877

約数列:

[1, 11, 13, 23, 143, 199, 253, 293, 299, 2189, 2587, 3223, 3289, 3809, 4577, 6739, 28457, 41899, 50347, 58307, 59501, 74129, 87607, 641377, 654511, 757991, 963677, 1341061, 8337901, 14751671, 17433793, 191771723]

約数ペア:

[(1, 191771723), (11, 17433793), (13, 14751671), (23, 8337901), (143, 1341061), (199, 963677), (253, 757991), (293, 654511), (299, 641377), (2189, 87607), (2587, 74129), (3223, 59501), (3289, 58307), (3809, 50347), (4577, 41899), (6739, 28457)]