20141541

素因数分解:

$3^6\times 7^1\times {\mathrm{3947}}^1$

素因数の和:3972

約数の個数: 28

約数和(自身を含む): 34521312

約数和(自身を除く): 14379771

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 3947, 5103, 11841, 27629, 35523, 82887, 106569, 248661, 319707, 745983, 959121, 2237949, 2877363, 6713847, 20141541]

約数ペア:

[(1, 20141541), (3, 6713847), (7, 2877363), (9, 2237949), (21, 959121), (27, 745983), (63, 319707), (81, 248661), (189, 106569), (243, 82887), (567, 35523), (729, 27629), (1701, 11841), (3947, 5103)]