156945926613

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{393348187}}^1$

素因数の和:393348216

約数の個数: 16

約数和(自身を含む): 251742840320

約数和(自身を除く): 94796913707

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 393348187, 1180044561, 2753437309, 7473615553, 8260311927, 22420846659, 52315308871, 156945926613]

約数ペア:

[(1, 156945926613), (3, 52315308871), (7, 22420846659), (19, 8260311927), (21, 7473615553), (57, 2753437309), (133, 1180044561), (399, 393348187)]