39745587

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 68567040

約数和(自身を除く): 28821453

約数列:

[1, 3, 7, 19, 21, 23, 57, 61, 69, 71, 133, 161, 183, 213, 399, 427, 437, 483, 497, 1159, 1281, 1311, 1349, 1403, 1491, 1633, 3059, 3477, 4047, 4209, 4331, 4899, 8113, 9177, 9443, 9821, 11431, 12993, 24339, 26657, 28329, 29463, 30317, 31027, 34293, 79971, 82289, 90951, 93081, 99613, 186599, 217189, 246867, 298839, 559797, 576023, 651567, 697291, 1728069, 1892647, 2091873, 5677941, 13248529, 39745587]

約数ペア:

[(1, 39745587), (3, 13248529), (7, 5677941), (19, 2091873), (21, 1892647), (23, 1728069), (57, 697291), (61, 651567), (69, 576023), (71, 559797), (133, 298839), (161, 246867), (183, 217189), (213, 186599), (399, 99613), (427, 93081), (437, 90951), (483, 82289), (497, 79971), (1159, 34293), (1281, 31027), (1311, 30317), (1349, 29463), (1403, 28329), (1491, 26657), (1633, 24339), (3059, 12993), (3477, 11431), (4047, 9821), (4209, 9443), (4331, 9177), (4899, 8113)]