78889401

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{1013}}^1$

素因数の和:1545

約数の個数: 24

約数和(自身を含む): 121010760

約数和(自身を除く): 42121359

約数列:

[1, 3, 9, 17, 51, 153, 509, 1013, 1527, 3039, 4581, 8653, 9117, 17221, 25959, 51663, 77877, 154989, 515617, 1546851, 4640553, 8765489, 26296467, 78889401]

約数ペア:

[(1, 78889401), (3, 26296467), (9, 8765489), (17, 4640553), (51, 1546851), (153, 515617), (509, 154989), (1013, 77877), (1527, 51663), (3039, 25959), (4581, 17221), (8653, 9117)]