81128523

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 126014976

約数和(自身を除く): 44886453

約数列:

[1, 3, 7, 21, 137, 163, 173, 411, 489, 519, 959, 1141, 1211, 2877, 3423, 3633, 22331, 23701, 28199, 66993, 71103, 84597, 156317, 165907, 197393, 468951, 497721, 592179, 3863263, 11589789, 27042841, 81128523]

約数ペア:

[(1, 81128523), (3, 27042841), (7, 11589789), (21, 3863263), (137, 592179), (163, 497721), (173, 468951), (411, 197393), (489, 165907), (519, 156317), (959, 84597), (1141, 71103), (1211, 66993), (2877, 28199), (3423, 23701), (3633, 22331)]