68903068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{19777}}^1$

素因数の和:19861

約数の個数: 24

約数和(自身を含む): 131800592

約数和(自身を除く): 62897524

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 19777, 39554, 79108, 257101, 514202, 1028404, 1325059, 2650118, 5300236, 17225767, 34451534, 68903068]

約数ペア:

[(1, 68903068), (2, 34451534), (4, 17225767), (13, 5300236), (26, 2650118), (52, 1325059), (67, 1028404), (134, 514202), (268, 257101), (871, 79108), (1742, 39554), (3484, 19777)]