408028439

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{33713}}^1$

素因数の和:33759

約数の個数: 24

約数和(自身を含む): 538075440

約数和(自身を除く): 130047001

約数列:

[1, 7, 13, 19, 49, 91, 133, 247, 637, 931, 1729, 12103, 33713, 235991, 438269, 640547, 1651937, 3067883, 4483829, 8327111, 21475181, 31386803, 58289777, 408028439]

約数ペア:

[(1, 408028439), (7, 58289777), (13, 31386803), (19, 21475181), (49, 8327111), (91, 4483829), (133, 3067883), (247, 1651937), (637, 640547), (931, 438269), (1729, 235991), (12103, 33713)]