78039213

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{27941}}^1$

素因数の和:27977

約数の個数: 24

約数和(自身を含む): 127415520

約数和(自身を除く): 49376307

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 27941, 83823, 195587, 530879, 586761, 1369109, 1592637, 3716153, 4107327, 11148459, 26013071, 78039213]

約数ペア:

[(1, 78039213), (3, 26013071), (7, 11148459), (19, 4107327), (21, 3716153), (49, 1592637), (57, 1369109), (133, 586761), (147, 530879), (399, 195587), (931, 83823), (2793, 27941)]