30391281

素因数分解:

$3^6\times {\mathrm{47}}^1\times {\mathrm{887}}^1$

素因数の和:952

約数の個数: 28

約数和(自身を含む): 46588032

約数和(自身を除く): 16196751

約数列:

[1, 3, 9, 27, 47, 81, 141, 243, 423, 729, 887, 1269, 2661, 3807, 7983, 11421, 23949, 34263, 41689, 71847, 125067, 215541, 375201, 646623, 1125603, 3376809, 10130427, 30391281]

約数ペア:

[(1, 30391281), (3, 10130427), (9, 3376809), (27, 1125603), (47, 646623), (81, 375201), (141, 215541), (243, 125067), (423, 71847), (729, 41689), (887, 34263), (1269, 23949), (2661, 11421), (3807, 7983)]