1920765

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1663}}^1$

素因数の和:1689

約数の個数: 32

約数和(自身を含む): 3833856

約数和(自身を除く): 1913091

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 1663, 4989, 8315, 11641, 18293, 24945, 34923, 54879, 58205, 91465, 128051, 174615, 274395, 384153, 640255, 1920765]

約数ペア:

[(1, 1920765), (3, 640255), (5, 384153), (7, 274395), (11, 174615), (15, 128051), (21, 91465), (33, 58205), (35, 54879), (55, 34923), (77, 24945), (105, 18293), (165, 11641), (231, 8315), (385, 4989), (1155, 1663)]