280761916

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{73039}}^1$

素因数の和:73105

約数の個数: 18

約数和(自身を含む): 507701040

約数和(自身を除く): 226939124

約数列:

[1, 2, 4, 31, 62, 124, 961, 1922, 3844, 73039, 146078, 292156, 2264209, 4528418, 9056836, 70190479, 140380958, 280761916]

約数ペア:

[(1, 280761916), (2, 140380958), (4, 70190479), (31, 9056836), (62, 4528418), (124, 2264209), (961, 292156), (1922, 146078), (3844, 73039)]