31970973

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1783}}^1$

素因数の和:1968

約数の個数: 16

約数和(自身を含む): 43957760

約数和(自身を除く): 11986787

約数列:

[1, 3, 43, 129, 139, 417, 1783, 5349, 5977, 17931, 76669, 230007, 247837, 743511, 10656991, 31970973]

約数ペア:

[(1, 31970973), (3, 10656991), (43, 743511), (129, 247837), (139, 230007), (417, 76669), (1783, 17931), (5349, 5977)]