208522107

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{43633}}^1$

素因数の和:43704

約数の個数: 20

約数和(自身を含む): 316782840

約数和(自身を除く): 108260733

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 43633, 130899, 392697, 1178091, 2574347, 3534273, 7723041, 23169123, 69507369, 208522107]

約数ペア:

[(1, 208522107), (3, 69507369), (9, 23169123), (27, 7723041), (59, 3534273), (81, 2574347), (177, 1178091), (531, 392697), (1593, 130899), (4779, 43633)]