142720284987

素因数分解:

$3^4\times 7^1\times {\mathrm{691}}^1\times {\mathrm{364271}}^1$

素因数の和:364981

約数の個数: 40

約数和(自身を含む): 244009784832

約数和(自身を除く): 101289499845

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 691, 2073, 4837, 6219, 14511, 18657, 43533, 55971, 130599, 364271, 391797, 1092813, 2549897, 3278439, 7649691, 9835317, 22949073, 29505951, 68847219, 206541657, 251711261, 755133783, 1761978827, 2265401349, 5285936481, 6796204047, 15857809443, 20388612141, 47573428329, 142720284987]

約数ペア:

[(1, 142720284987), (3, 47573428329), (7, 20388612141), (9, 15857809443), (21, 6796204047), (27, 5285936481), (63, 2265401349), (81, 1761978827), (189, 755133783), (567, 251711261), (691, 206541657), (2073, 68847219), (4837, 29505951), (6219, 22949073), (14511, 9835317), (18657, 7649691), (43533, 3278439), (55971, 2549897), (130599, 1092813), (364271, 391797)]