201855717

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{277}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 343474560

約数和(自身を除く): 141618843

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 269, 277, 301, 387, 807, 831, 903, 1883, 1939, 2421, 2493, 2709, 5649, 5817, 11567, 11911, 16947, 17451, 34701, 35733, 74513, 80969, 83377, 104103, 107199, 223539, 242907, 250131, 521591, 670617, 728721, 750393, 1564773, 3204059, 4694319, 9612177, 22428413, 28836531, 67285239, 201855717]

約数ペア:

[(1, 201855717), (3, 67285239), (7, 28836531), (9, 22428413), (21, 9612177), (43, 4694319), (63, 3204059), (129, 1564773), (269, 750393), (277, 728721), (301, 670617), (387, 521591), (807, 250131), (831, 242907), (903, 223539), (1883, 107199), (1939, 104103), (2421, 83377), (2493, 80969), (2709, 74513), (5649, 35733), (5817, 34701), (11567, 17451), (11911, 16947)]