201695913

素因数分解:

$3^4\times {\mathrm{257}}^1\times {\mathrm{9689}}^1$

素因数の和:9958

約数の個数: 20

約数和(自身を含む): 302502420

約数和(自身を除く): 100806507

約数列:

[1, 3, 9, 27, 81, 257, 771, 2313, 6939, 9689, 20817, 29067, 87201, 261603, 784809, 2490073, 7470219, 22410657, 67231971, 201695913]

約数ペア:

[(1, 201695913), (3, 67231971), (9, 22410657), (27, 7470219), (81, 2490073), (257, 784809), (771, 261603), (2313, 87201), (6939, 29067), (9689, 20817)]