71684949

素因数分解:

$3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{9781}}^1$

素因数の和:10140

約数の個数: 16

約数和(自身を含む): 109558400

約数和(自身を除く): 37873451

約数列:

[1, 3, 7, 21, 349, 1047, 2443, 7329, 9781, 29343, 68467, 205401, 3413569, 10240707, 23894983, 71684949]

約数ペア:

[(1, 71684949), (3, 23894983), (7, 10240707), (21, 3413569), (349, 205401), (1047, 68467), (2443, 29343), (7329, 9781)]