197757957

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{23789}}^1$

素因数の和:23972

約数の個数: 16

約数和(自身を含む): 280912320

約数和(自身を除く): 83154363

約数列:

[1, 3, 17, 51, 163, 489, 2771, 8313, 23789, 71367, 404413, 1213239, 3877607, 11632821, 65919319, 197757957]

約数ペア:

[(1, 197757957), (3, 65919319), (17, 11632821), (51, 3877607), (163, 1213239), (489, 404413), (2771, 71367), (8313, 23789)]