201980905

素因数分解:

$5^1\times 7^1\times {\mathrm{1087}}^1\times {\mathrm{5309}}^1$

素因数の和:6408

約数の個数: 16

約数和(自身を含む): 277309440

約数和(自身を除く): 75328535

約数列:

[1, 5, 7, 35, 1087, 5309, 5435, 7609, 26545, 37163, 38045, 185815, 5770883, 28854415, 40396181, 201980905]

約数ペア:

[(1, 201980905), (5, 40396181), (7, 28854415), (35, 5770883), (1087, 185815), (5309, 38045), (5435, 37163), (7609, 26545)]