201009249

素因数分解:

$3^3\times 7^1\times {\mathrm{1063541}}^1$

素因数の和:1063557

約数の個数: 16

約数和(自身を含む): 340333440

約数和(自身を除く): 139324191

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1063541, 3190623, 7444787, 9571869, 22334361, 28715607, 67003083, 201009249]

約数ペア:

[(1, 201009249), (3, 67003083), (7, 28715607), (9, 22334361), (21, 9571869), (27, 7444787), (63, 3190623), (189, 1063541)]