201774993

素因数分解:

$3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{18803}}^1$

素因数の和:18893

約数の個数: 24

約数和(自身を含む): 317261088

約数和(自身を除く): 115486095

約数列:

[1, 3, 7, 21, 49, 73, 147, 219, 511, 1533, 3577, 10731, 18803, 56409, 131621, 394863, 921347, 1372619, 2764041, 4117857, 9608333, 28824999, 67258331, 201774993]

約数ペア:

[(1, 201774993), (3, 67258331), (7, 28824999), (21, 9608333), (49, 4117857), (73, 2764041), (147, 1372619), (219, 921347), (511, 394863), (1533, 131621), (3577, 56409), (10731, 18803)]