1328643

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:408

約数の個数: 20

約数和(自身を含む): 2032800

約数和(自身を除く): 704157

約数列:

[1, 3, 9, 27, 47, 81, 141, 349, 423, 1047, 1269, 3141, 3807, 9423, 16403, 28269, 49209, 147627, 442881, 1328643]

約数ペア:

[(1, 1328643), (3, 442881), (9, 147627), (27, 49209), (47, 28269), (81, 16403), (141, 9423), (349, 3807), (423, 3141), (1047, 1269)]