81382077

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8443}}^1$

素因数の和:8479

約数の個数: 40

約数和(自身を含む): 147128256

約数和(自身を除く): 65746179

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 357, 459, 567, 1071, 1377, 3213, 8443, 9639, 25329, 59101, 75987, 143531, 177303, 227961, 430593, 531909, 683883, 1004717, 1291779, 1595727, 3014151, 3875337, 4787181, 9042453, 11626011, 27127359, 81382077]

約数ペア:

[(1, 81382077), (3, 27127359), (7, 11626011), (9, 9042453), (17, 4787181), (21, 3875337), (27, 3014151), (51, 1595727), (63, 1291779), (81, 1004717), (119, 683883), (153, 531909), (189, 430593), (357, 227961), (459, 177303), (567, 143531), (1071, 75987), (1377, 59101), (3213, 25329), (8443, 9639)]