137973

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:164

約数の個数: 16

約数和(自身を含む): 207936

約数和(自身を除く): 69963

約数列:

[1, 3, 11, 33, 37, 111, 113, 339, 407, 1221, 1243, 3729, 4181, 12543, 45991, 137973]

約数ペア:

[(1, 137973), (3, 45991), (11, 12543), (33, 4181), (37, 3729), (111, 1243), (113, 1221), (339, 407)]