1421609

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:232

約数の個数: 16

約数和(自身を含む): 1728000

約数和(自身を除く): 306391

約数列:

[1, 7, 29, 47, 149, 203, 329, 1043, 1363, 4321, 7003, 9541, 30247, 49021, 203087, 1421609]

約数ペア:

[(1, 1421609), (7, 203087), (29, 49021), (47, 30247), (149, 9541), (203, 7003), (329, 4321), (1043, 1363)]