139864509

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{2273}}^1$

素因数の和:2378

約数の個数: 32

約数和(自身を含む): 216120960

約数和(自身を除く): 76256451

約数列:

[1, 3, 9, 27, 43, 53, 129, 159, 387, 477, 1161, 1431, 2273, 2279, 6819, 6837, 20457, 20511, 61371, 61533, 97739, 120469, 293217, 361407, 879651, 1084221, 2638953, 3252663, 5180167, 15540501, 46621503, 139864509]

約数ペア:

[(1, 139864509), (3, 46621503), (9, 15540501), (27, 5180167), (43, 3252663), (53, 2638953), (129, 1084221), (159, 879651), (387, 361407), (477, 293217), (1161, 120469), (1431, 97739), (2273, 61533), (2279, 61371), (6819, 20511), (6837, 20457)]