1289351635

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{3203}}^1$

素因数の和:3795

約数の個数: 32

約数和(自身を含む): 1821512448

約数和(自身を除く): 532160813

約数列:

[1, 5, 11, 13, 55, 65, 143, 563, 715, 2815, 3203, 6193, 7319, 16015, 30965, 35233, 36595, 41639, 80509, 176165, 208195, 402545, 458029, 1803289, 2290145, 9016445, 19836179, 23442757, 99180895, 117213785, 257870327, 1289351635]

約数ペア:

[(1, 1289351635), (5, 257870327), (11, 117213785), (13, 99180895), (55, 23442757), (65, 19836179), (143, 9016445), (563, 2290145), (715, 1803289), (2815, 458029), (3203, 402545), (6193, 208195), (7319, 176165), (16015, 80509), (30965, 41639), (35233, 36595)]