159021549

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{24851}}^1$

素因数の和:24942

約数の個数: 20

約数和(自身を含む): 240567360

約数和(自身を除く): 81545811

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 6399, 24851, 74553, 223659, 670977, 1963229, 2012931, 5889687, 17669061, 53007183, 159021549]

約数ペア:

[(1, 159021549), (3, 53007183), (9, 17669061), (27, 5889687), (79, 2012931), (81, 1963229), (237, 670977), (711, 223659), (2133, 74553), (6399, 24851)]