12896991

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{379}}^1$

素因数の和:603

約数の個数: 24

約数和(自身を含む): 19760000

約数和(自身を除く): 6863009

約数列:

[1, 3, 9, 19, 57, 171, 199, 379, 597, 1137, 1791, 3411, 3781, 7201, 11343, 21603, 34029, 64809, 75421, 226263, 678789, 1432999, 4298997, 12896991]

約数ペア:

[(1, 12896991), (3, 4298997), (9, 1432999), (19, 678789), (57, 226263), (171, 75421), (199, 64809), (379, 34029), (597, 21603), (1137, 11343), (1791, 7201), (3411, 3781)]