3981069

素因数分解:

$3^6\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:188

約数の個数: 28

約数和(自身を含む): 6155776

約数和(自身を除く): 2174707

約数列:

[1, 3, 9, 27, 43, 81, 127, 129, 243, 381, 387, 729, 1143, 1161, 3429, 3483, 5461, 10287, 10449, 16383, 30861, 31347, 49149, 92583, 147447, 442341, 1327023, 3981069]

約数ペア:

[(1, 3981069), (3, 1327023), (9, 442341), (27, 147447), (43, 92583), (81, 49149), (127, 31347), (129, 30861), (243, 16383), (381, 10449), (387, 10287), (729, 5461), (1143, 3483), (1161, 3429)]