139817769

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1\times {\mathrm{761}}^1$

素因数の和:1457

約数の個数: 32

約数和(自身を含む): 230087424

約数和(自身を除く): 90269655

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 673, 761, 2019, 2283, 4711, 5327, 8749, 9893, 14133, 15981, 26247, 29679, 61243, 69251, 183729, 207753, 512153, 1536459, 3585071, 6657989, 10755213, 19973967, 46605923, 139817769]

約数ペア:

[(1, 139817769), (3, 46605923), (7, 19973967), (13, 10755213), (21, 6657989), (39, 3585071), (91, 1536459), (273, 512153), (673, 207753), (761, 183729), (2019, 69251), (2283, 61243), (4711, 29679), (5327, 26247), (8749, 15981), (9893, 14133)]