205384413

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{947}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 303238656

約数和(自身を除く): 97854243

約数列:

[1, 3, 13, 39, 67, 83, 201, 249, 871, 947, 1079, 2613, 2841, 3237, 5561, 12311, 16683, 36933, 63449, 72293, 78601, 190347, 216879, 235803, 824837, 1021813, 2474511, 3065439, 5266267, 15798801, 68461471, 205384413]

約数ペア:

[(1, 205384413), (3, 68461471), (13, 15798801), (39, 5266267), (67, 3065439), (83, 2474511), (201, 1021813), (249, 824837), (871, 235803), (947, 216879), (1079, 190347), (2613, 78601), (2841, 72293), (3237, 63449), (5561, 36933), (12311, 16683)]