200909205

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{1117}}^1$

素因数の和:1706

約数の個数: 48

約数和(自身を含む): 399045504

約数和(自身を除く): 198136299

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 571, 1117, 1713, 2855, 3351, 3997, 5139, 5585, 7819, 8565, 10053, 11991, 16755, 19985, 23457, 25695, 35973, 39095, 50265, 59955, 70371, 117285, 179865, 351855, 637807, 1913421, 3189035, 4464649, 5740263, 9567105, 13393947, 22323245, 28701315, 40181841, 66969735, 200909205]

約数ペア:

[(1, 200909205), (3, 66969735), (5, 40181841), (7, 28701315), (9, 22323245), (15, 13393947), (21, 9567105), (35, 5740263), (45, 4464649), (63, 3189035), (105, 1913421), (315, 637807), (571, 351855), (1117, 179865), (1713, 117285), (2855, 70371), (3351, 59955), (3997, 50265), (5139, 39095), (5585, 35973), (7819, 25695), (8565, 23457), (10053, 19985), (11991, 16755)]