22857142

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:265

約数の個数: 48

約数和(自身を含む): 43819776

約数和(自身を除く): 20962634

約数列:

[1, 2, 7, 11, 14, 22, 77, 103, 121, 131, 154, 206, 242, 262, 721, 847, 917, 1133, 1441, 1442, 1694, 1834, 2266, 2882, 7931, 10087, 12463, 13493, 15851, 15862, 20174, 24926, 26986, 31702, 87241, 94451, 110957, 148423, 174482, 188902, 221914, 296846, 1038961, 1632653, 2077922, 3265306, 11428571, 22857142]

約数ペア:

[(1, 22857142), (2, 11428571), (7, 3265306), (11, 2077922), (14, 1632653), (22, 1038961), (77, 296846), (103, 221914), (121, 188902), (131, 174482), (154, 148423), (206, 110957), (242, 94451), (262, 87241), (721, 31702), (847, 26986), (917, 24926), (1133, 20174), (1441, 15862), (1442, 15851), (1694, 13493), (1834, 12463), (2266, 10087), (2882, 7931)]