31400103

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{78697}}^1$

素因数の和:78726

約数の個数: 16

約数和(自身を含む): 50366720

約数和(自身を除く): 18966617

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 78697, 236091, 550879, 1495243, 1652637, 4485729, 10466701, 31400103]

約数ペア:

[(1, 31400103), (3, 10466701), (7, 4485729), (19, 1652637), (21, 1495243), (57, 550879), (133, 236091), (399, 78697)]