28989117

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{56509}}^1$

素因数の和:56537

約数の個数: 16

約数和(自身を含む): 45208000

約数和(自身を除く): 16218883

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 56509, 169527, 508581, 1073671, 1525743, 3221013, 9663039, 28989117]

約数ペア:

[(1, 28989117), (3, 9663039), (9, 3221013), (19, 1525743), (27, 1073671), (57, 508581), (171, 169527), (513, 56509)]