30861242

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{1931}}^1$

素因数の和:2125

約数の個数: 16

約数和(自身を含む): 47434464

約数和(自身を除く): 16573222

約数列:

[1, 2, 61, 122, 131, 262, 1931, 3862, 7991, 15982, 117791, 235582, 252961, 505922, 15430621, 30861242]

約数ペア:

[(1, 30861242), (2, 15430621), (61, 505922), (122, 252961), (131, 235582), (262, 117791), (1931, 15982), (3862, 7991)]