49671981

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{12347}}^1$

素因数の和:12505

約数の個数: 16

約数和(自身を含む): 74088000

約数和(自身を除く): 24416019

約数列:

[1, 3, 9, 27, 149, 447, 1341, 4023, 12347, 37041, 111123, 333369, 1839703, 5519109, 16557327, 49671981]

約数ペア:

[(1, 49671981), (3, 16557327), (9, 5519109), (27, 1839703), (149, 333369), (447, 111123), (1341, 37041), (4023, 12347)]