3542721

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{683}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 6128640

約数和(自身を除く): 2585919

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 683, 741, 1729, 2049, 4781, 5187, 8879, 12977, 14343, 26637, 38931, 62153, 90839, 168701, 186459, 272517, 506103, 1180907, 3542721]

約数ペア:

[(1, 3542721), (3, 1180907), (7, 506103), (13, 272517), (19, 186459), (21, 168701), (39, 90839), (57, 62153), (91, 38931), (133, 26637), (247, 14343), (273, 12977), (399, 8879), (683, 5187), (741, 4781), (1729, 2049)]