1729593

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:306

約数の個数: 20

約数和(自身を含む): 2619408

約数和(自身を除く): 889815

約数列:

[1, 3, 9, 27, 81, 131, 163, 393, 489, 1179, 1467, 3537, 4401, 10611, 13203, 21353, 64059, 192177, 576531, 1729593]

約数ペア:

[(1, 1729593), (3, 576531), (9, 192177), (27, 64059), (81, 21353), (131, 13203), (163, 10611), (393, 4401), (489, 3537), (1179, 1467)]