123453421

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{857}}^1\times {\mathrm{1583}}^1$

素因数の和:2460

約数の個数: 16

約数和(自身を含む): 152216064

約数和(自身を除く): 28762643

約数列:

[1, 7, 13, 91, 857, 1583, 5999, 11081, 11141, 20579, 77987, 144053, 1356631, 9496417, 17636203, 123453421]

約数ペア:

[(1, 123453421), (7, 17636203), (13, 9496417), (91, 1356631), (857, 144053), (1583, 77987), (5999, 20579), (11081, 11141)]