9781270

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{13399}}^1$

素因数の和:13479

約数の個数: 16

約数和(自身を含む): 17848800

約数和(自身を除く): 8067530

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 13399, 26798, 66995, 133990, 978127, 1956254, 4890635, 9781270]

約数ペア:

[(1, 9781270), (2, 4890635), (5, 1956254), (10, 978127), (73, 133990), (146, 66995), (365, 26798), (730, 13399)]