30780081

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{7451}}^1$

素因数の和:7483

約数の個数: 24

約数和(自身を含む): 48825504

約数和(自身を除く): 18045423

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 7451, 22353, 67059, 126667, 201177, 380001, 603531, 1140003, 1810593, 3420009, 10260027, 30780081]

約数ペア:

[(1, 30780081), (3, 10260027), (9, 3420009), (17, 1810593), (27, 1140003), (51, 603531), (81, 380001), (153, 201177), (243, 126667), (459, 67059), (1377, 22353), (4131, 7451)]