128216091

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 185656320

約数和(自身を除く): 57440229

約数列:

[1, 3, 17, 51, 67, 157, 201, 239, 471, 717, 1139, 2669, 3417, 4063, 8007, 10519, 12189, 16013, 31557, 37523, 48039, 112569, 178823, 272221, 536469, 637891, 816663, 1913673, 2514041, 7542123, 42738697, 128216091]

約数ペア:

[(1, 128216091), (3, 42738697), (17, 7542123), (51, 2514041), (67, 1913673), (157, 816663), (201, 637891), (239, 536469), (471, 272221), (717, 178823), (1139, 112569), (2669, 48039), (3417, 37523), (4063, 31557), (8007, 16013), (10519, 12189)]