2897765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:536

約数の個数: 16

約数和(自身を含む): 3788400

約数和(自身を除く): 890635

約数列:

[1, 5, 13, 65, 109, 409, 545, 1417, 2045, 5317, 7085, 26585, 44581, 222905, 579553, 2897765]

約数ペア:

[(1, 2897765), (5, 579553), (13, 222905), (65, 44581), (109, 26585), (409, 7085), (545, 5317), (1417, 2045)]