138401613

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{21751}}^1$

素因数の和:21865

約数の個数: 24

約数和(自身を含む): 230745216

約数和(自身を除く): 92343603

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 707, 909, 2121, 6363, 21751, 65253, 152257, 195759, 456771, 1370313, 2196851, 6590553, 15377957, 19771659, 46133871, 138401613]

約数ペア:

[(1, 138401613), (3, 46133871), (7, 19771659), (9, 15377957), (21, 6590553), (63, 2196851), (101, 1370313), (303, 456771), (707, 195759), (909, 152257), (2121, 65253), (6363, 21751)]