289882852

素因数分解:

$2^2\times 7^1\times {\mathrm{557}}^1\times {\mathrm{18587}}^1$

素因数の和:19155

約数の個数: 24

約数和(自身を含む): 580837824

約数和(自身を除く): 290954972

約数列:

[1, 2, 4, 7, 14, 28, 557, 1114, 2228, 3899, 7798, 15596, 18587, 37174, 74348, 130109, 260218, 520436, 10352959, 20705918, 41411836, 72470713, 144941426, 289882852]

約数ペア:

[(1, 289882852), (2, 144941426), (4, 72470713), (7, 41411836), (14, 20705918), (28, 10352959), (557, 520436), (1114, 260218), (2228, 130109), (3899, 74348), (7798, 37174), (15596, 18587)]