663669321

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{509}}^1\times {\mathrm{2141}}^1$

素因数の和:2689

約数の個数: 32

約数和(自身を含む): 1048723200

約数和(自身を除く): 385053879

約数列:

[1, 3, 7, 21, 29, 87, 203, 509, 609, 1527, 2141, 3563, 6423, 10689, 14761, 14987, 44283, 44961, 62089, 103327, 186267, 309981, 434623, 1089769, 1303869, 3269307, 7628383, 22885149, 31603301, 94809903, 221223107, 663669321]

約数ペア:

[(1, 663669321), (3, 221223107), (7, 94809903), (21, 31603301), (29, 22885149), (87, 7628383), (203, 3269307), (509, 1303869), (609, 1089769), (1527, 434623), (2141, 309981), (3563, 186267), (6423, 103327), (10689, 62089), (14761, 44961), (14987, 44283)]