31423174

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:328

約数の個数: 32

約数和(自身を含む): 51559200

約数和(自身を除く): 20136026

約数列:

[1, 2, 17, 34, 61, 109, 122, 139, 218, 278, 1037, 1853, 2074, 2363, 3706, 4726, 6649, 8479, 13298, 15151, 16958, 30302, 113033, 144143, 226066, 257567, 288286, 515134, 924211, 1848422, 15711587, 31423174]

約数ペア:

[(1, 31423174), (2, 15711587), (17, 1848422), (34, 924211), (61, 515134), (109, 288286), (122, 257567), (139, 226066), (218, 144143), (278, 113033), (1037, 30302), (1853, 16958), (2074, 15151), (2363, 13298), (3706, 8479), (4726, 6649)]