31930773

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1013}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 51916800

約数和(自身を除く): 19986027

約数列:

[1, 3, 7, 19, 21, 57, 79, 133, 237, 399, 553, 1013, 1501, 1659, 3039, 4503, 7091, 10507, 19247, 21273, 31521, 57741, 80027, 134729, 240081, 404187, 560189, 1520513, 1680567, 4561539, 10643591, 31930773]

約数ペア:

[(1, 31930773), (3, 10643591), (7, 4561539), (19, 1680567), (21, 1520513), (57, 560189), (79, 404187), (133, 240081), (237, 134729), (399, 80027), (553, 57741), (1013, 31521), (1501, 21273), (1659, 19247), (3039, 10507), (4503, 7091)]