161786241

素因数分解:

$3^6\times {\mathrm{31}}^1\times {\mathrm{7159}}^1$

素因数の和:7208

約数の個数: 28

約数和(自身を含む): 250428160

約数和(自身を除く): 88641919

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 729, 837, 2511, 7159, 7533, 21477, 22599, 64431, 193293, 221929, 579879, 665787, 1739637, 1997361, 5218911, 5992083, 17976249, 53928747, 161786241]

約数ペア:

[(1, 161786241), (3, 53928747), (9, 17976249), (27, 5992083), (31, 5218911), (81, 1997361), (93, 1739637), (243, 665787), (279, 579879), (729, 221929), (837, 193293), (2511, 64431), (7159, 22599), (7533, 21477)]