155439

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:132

約数の個数: 20

約数和(自身を含む): 246840

約数和(自身を除く): 91401

約数列:

[1, 3, 9, 19, 27, 57, 81, 101, 171, 303, 513, 909, 1539, 1919, 2727, 5757, 8181, 17271, 51813, 155439]

約数ペア:

[(1, 155439), (3, 51813), (9, 17271), (19, 8181), (27, 5757), (57, 2727), (81, 1919), (101, 1539), (171, 909), (303, 513)]