71665293

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{16811}}^1$

素因数の和:16857

約数の個数: 24

約数和(自身を含む): 114994080

約数和(自身を除く): 43328787

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 16811, 50433, 117677, 353031, 487519, 823739, 1462557, 2471217, 3412633, 10237899, 23888431, 71665293]

約数ペア:

[(1, 71665293), (3, 23888431), (7, 10237899), (21, 3412633), (29, 2471217), (49, 1462557), (87, 823739), (147, 487519), (203, 353031), (609, 117677), (1421, 50433), (4263, 16811)]