210315721

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{160669}}^1$

素因数の和:160704

約数の個数: 16

約数和(自身を含む): 277637760

約数和(自身を除く): 67322039

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 160669, 1124683, 1767359, 2731373, 12371513, 19119611, 30045103, 210315721]

約数ペア:

[(1, 210315721), (7, 30045103), (11, 19119611), (17, 12371513), (77, 2731373), (119, 1767359), (187, 1124683), (1309, 160669)]