86418213

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{30941}}^1$

素因数の和:30977

約数の個数: 24

約数和(自身を含む): 141095520

約数和(自身を除く): 54677307

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 30941, 92823, 216587, 587879, 649761, 1516109, 1763637, 4115153, 4548327, 12345459, 28806071, 86418213]

約数ペア:

[(1, 86418213), (3, 28806071), (7, 12345459), (19, 4548327), (21, 4115153), (49, 1763637), (57, 1516109), (133, 649761), (147, 587879), (399, 216587), (931, 92823), (2793, 30941)]