30982721

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23669}}^1$

素因数の和:23704

約数の個数: 16

約数和(自身を含む): 40901760

約数和(自身を除く): 9919039

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 23669, 165683, 260359, 402373, 1822513, 2816611, 4426103, 30982721]

約数ペア:

[(1, 30982721), (7, 4426103), (11, 2816611), (17, 1822513), (77, 402373), (119, 260359), (187, 165683), (1309, 23669)]