31328973

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7237}}^1$

素因数の和:7293

約数の個数: 24

約数和(自身を含む): 50058008

約数和(自身を除く): 18729035

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 7237, 21711, 65133, 94081, 267769, 282243, 803307, 846729, 2409921, 3480997, 10442991, 31328973]

約数ペア:

[(1, 31328973), (3, 10442991), (9, 3480997), (13, 2409921), (37, 846729), (39, 803307), (111, 282243), (117, 267769), (333, 94081), (481, 65133), (1443, 21711), (4329, 7237)]