258168001

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3881}}^1$

素因数の和:3961

約数の個数: 32

約数和(自身を含む): 344348928

約数和(自身を除く): 86180927

約数列:

[1, 7, 13, 17, 43, 91, 119, 221, 301, 559, 731, 1547, 3881, 3913, 5117, 9503, 27167, 50453, 65977, 66521, 166883, 353171, 461839, 857701, 1168181, 2169479, 2837011, 6003907, 15186353, 19859077, 36881143, 258168001]

約数ペア:

[(1, 258168001), (7, 36881143), (13, 19859077), (17, 15186353), (43, 6003907), (91, 2837011), (119, 2169479), (221, 1168181), (301, 857701), (559, 461839), (731, 353171), (1547, 166883), (3881, 66521), (3913, 65977), (5117, 50453), (9503, 27167)]