71683143

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179657}}^1$

素因数の和:179686

約数の個数: 16

約数和(自身を含む): 114981120

約数和(自身を除く): 43297977

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 179657, 538971, 1257599, 3413483, 3772797, 10240449, 23894381, 71683143]

約数ペア:

[(1, 71683143), (3, 23894381), (7, 10240449), (19, 3772797), (21, 3413483), (57, 1257599), (133, 538971), (399, 179657)]