161031807

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{53731}}^1$

素因数の和:53780

約数の個数: 20

約数和(自身を含む): 247059736

約数和(自身を除く): 86027929

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 53731, 161193, 483579, 1450737, 1988047, 4352211, 5964141, 17892423, 53677269, 161031807]

約数ペア:

[(1, 161031807), (3, 53677269), (9, 17892423), (27, 5964141), (37, 4352211), (81, 1988047), (111, 1450737), (333, 483579), (999, 161193), (2997, 53731)]