40497219

素因数分解:

$3^3\times 7^1\times {\mathrm{353}}^1\times {\mathrm{607}}^1$

素因数の和:976

約数の個数: 32

約数和(自身を含む): 68874240

約数和(自身を除く): 28377021

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 353, 607, 1059, 1821, 2471, 3177, 4249, 5463, 7413, 9531, 12747, 16389, 22239, 38241, 66717, 114723, 214271, 642813, 1499897, 1928439, 4499691, 5785317, 13499073, 40497219]

約数ペア:

[(1, 40497219), (3, 13499073), (7, 5785317), (9, 4499691), (21, 1928439), (27, 1499897), (63, 642813), (189, 214271), (353, 114723), (607, 66717), (1059, 38241), (1821, 22239), (2471, 16389), (3177, 12747), (4249, 9531), (5463, 7413)]