48720123

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{31657}}^1$

素因数の和:31688

約数の個数: 20

約数和(自身を含む): 76612360

約数和(自身を除く): 27892237

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 31657, 94971, 284913, 601483, 854739, 1804449, 2564217, 5413347, 16240041, 48720123]

約数ペア:

[(1, 48720123), (3, 16240041), (9, 5413347), (19, 2564217), (27, 1804449), (57, 854739), (81, 601483), (171, 284913), (513, 94971), (1539, 31657)]