13019435

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 18627840

約数和(自身を除く): 5608405

約数列:

[1, 5, 11, 13, 55, 65, 131, 139, 143, 655, 695, 715, 1441, 1529, 1703, 1807, 7205, 7645, 8515, 9035, 18209, 18733, 19877, 91045, 93665, 99385, 200299, 236717, 1001495, 1183585, 2603887, 13019435]

約数ペア:

[(1, 13019435), (5, 2603887), (11, 1183585), (13, 1001495), (55, 236717), (65, 200299), (131, 99385), (139, 93665), (143, 91045), (655, 19877), (695, 18733), (715, 18209), (1441, 9035), (1529, 8515), (1703, 7645), (1807, 7205)]