201531441

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 285659136

約数和(自身を除く): 84127695

約数列:

[1, 3, 41, 47, 71, 123, 141, 213, 491, 1473, 1927, 2911, 3337, 5781, 8733, 10011, 20131, 23077, 34861, 60393, 69231, 104583, 136817, 410451, 946157, 1429301, 1638467, 2838471, 4287903, 4915401, 67177147, 201531441]

約数ペア:

[(1, 201531441), (3, 67177147), (41, 4915401), (47, 4287903), (71, 2838471), (123, 1638467), (141, 1429301), (213, 946157), (491, 410451), (1473, 136817), (1927, 104583), (2911, 69231), (3337, 60393), (5781, 34861), (8733, 23077), (10011, 20131)]