243160461

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{157999}}^1$

素因数の和:158030

約数の個数: 20

約数和(自身を含む): 382360000

約数和(自身を除く): 139199539

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 157999, 473997, 1421991, 3001981, 4265973, 9005943, 12797919, 27017829, 81053487, 243160461]

約数ペア:

[(1, 243160461), (3, 81053487), (9, 27017829), (19, 12797919), (27, 9005943), (57, 4265973), (81, 3001981), (171, 1421991), (513, 473997), (1539, 157999)]