153886149

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{99991}}^1$

素因数の和:100022

約数の個数: 20

約数和(自身を含む): 241980640

約数和(自身を除く): 88094491

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 99991, 299973, 899919, 1899829, 2699757, 5699487, 8099271, 17098461, 51295383, 153886149]

約数ペア:

[(1, 153886149), (3, 51295383), (9, 17098461), (19, 8099271), (27, 5699487), (57, 2699757), (81, 1899829), (171, 899919), (513, 299973), (1539, 99991)]