11957787

素因数分解:

$3^6\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:414

約数の個数: 28

約数和(自身を含む): 18362400

約数和(自身を除く): 6404613

約数列:

[1, 3, 9, 27, 47, 81, 141, 243, 349, 423, 729, 1047, 1269, 3141, 3807, 9423, 11421, 16403, 28269, 34263, 49209, 84807, 147627, 254421, 442881, 1328643, 3985929, 11957787]

約数ペア:

[(1, 11957787), (3, 3985929), (9, 1328643), (27, 442881), (47, 254421), (81, 147627), (141, 84807), (243, 49209), (349, 34263), (423, 28269), (729, 16403), (1047, 11421), (1269, 9423), (3141, 3807)]