30031001

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1579}}^1$

素因数の和:1629

約数の個数: 32

約数和(自身を含む): 42470400

約数和(自身を除く): 12439399

約数列:

[1, 7, 11, 13, 19, 77, 91, 133, 143, 209, 247, 1001, 1463, 1579, 1729, 2717, 11053, 17369, 19019, 20527, 30001, 121583, 143689, 210007, 225797, 330011, 390013, 1580579, 2310077, 2730091, 4290143, 30031001]

約数ペア:

[(1, 30031001), (7, 4290143), (11, 2730091), (13, 2310077), (19, 1580579), (77, 390013), (91, 330011), (133, 225797), (143, 210007), (209, 143689), (247, 121583), (1001, 30001), (1463, 20527), (1579, 19019), (1729, 17369), (2717, 11053)]