67821

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:100

約数の個数: 16

約数和(自身を含む): 102144

約数和(自身を除く): 34323

約数列:

[1, 3, 13, 37, 39, 47, 111, 141, 481, 611, 1443, 1739, 1833, 5217, 22607, 67821]

約数ペア:

[(1, 67821), (3, 22607), (13, 5217), (37, 1833), (39, 1739), (47, 1443), (111, 611), (141, 481)]