47169801

素因数分解:

$3^2\times 7^2\times {\mathrm{106961}}^1$

素因数の和:106981

約数の個数: 18

約数和(自身を含む): 79258842

約数和(自身を除く): 32089041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 106961, 320883, 748727, 962649, 2246181, 5241089, 6738543, 15723267, 47169801]

約数ペア:

[(1, 47169801), (3, 15723267), (7, 6738543), (9, 5241089), (21, 2246181), (49, 962649), (63, 748727), (147, 320883), (441, 106961)]