38391489

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{3181}}^1$

素因数の和:3342

約数の個数: 20

約数和(自身を含む): 57753300

約数和(自身を除く): 19361811

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 3181, 4023, 9543, 12069, 28629, 85887, 257661, 473969, 1421907, 4265721, 12797163, 38391489]

約数ペア:

[(1, 38391489), (3, 12797163), (9, 4265721), (27, 1421907), (81, 473969), (149, 257661), (447, 85887), (1341, 28629), (3181, 12069), (4023, 9543)]