209670201

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2399}}^1$

素因数の和:2507

約数の個数: 40

約数和(自身を含む): 341510400

約数和(自身を除く): 131840199

約数列:

[1, 3, 9, 13, 27, 39, 81, 83, 117, 249, 351, 747, 1053, 1079, 2241, 2399, 3237, 6723, 7197, 9711, 21591, 29133, 31187, 64773, 87399, 93561, 194319, 199117, 280683, 597351, 842049, 1792053, 2526147, 2588521, 5376159, 7765563, 16128477, 23296689, 69890067, 209670201]

約数ペア:

[(1, 209670201), (3, 69890067), (9, 23296689), (13, 16128477), (27, 7765563), (39, 5376159), (81, 2588521), (83, 2526147), (117, 1792053), (249, 842049), (351, 597351), (747, 280683), (1053, 199117), (1079, 194319), (2241, 93561), (2399, 87399), (3237, 64773), (6723, 31187), (7197, 29133), (9711, 21591)]