1800813

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2957}}^1$

素因数の和:2996

約数の個数: 16

約数和(自身を含む): 2839680

約数和(自身を除く): 1038867

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 2957, 8871, 20699, 62097, 85753, 257259, 600271, 1800813]

約数ペア:

[(1, 1800813), (3, 600271), (7, 257259), (21, 85753), (29, 62097), (87, 20699), (203, 8871), (609, 2957)]