339996805

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{16421}}^1$

素因数の和:16568

約数の個数: 16

約数和(自身を含む): 422111088

約数和(自身を除く): 82114283

約数列:

[1, 5, 41, 101, 205, 505, 4141, 16421, 20705, 82105, 673261, 1658521, 3366305, 8292605, 67999361, 339996805]

約数ペア:

[(1, 339996805), (5, 67999361), (41, 8292605), (101, 3366305), (205, 1658521), (505, 673261), (4141, 82105), (16421, 20705)]