31971112

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{28751}}^1$

素因数の和:28896

約数の個数: 16

約数和(自身を含む): 60379200

約数和(自身を除く): 28408088

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 28751, 57502, 115004, 230008, 3996389, 7992778, 15985556, 31971112]

約数ペア:

[(1, 31971112), (2, 15985556), (4, 7992778), (8, 3996389), (139, 230008), (278, 115004), (556, 57502), (1112, 28751)]