16604271

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{10789}}^1$

素因数の和:10820

約数の個数: 20

約数和(自身を含む): 26111800

約数和(自身を除く): 9507529

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 10789, 32367, 97101, 204991, 291303, 614973, 873909, 1844919, 5534757, 16604271]

約数ペア:

[(1, 16604271), (3, 5534757), (9, 1844919), (19, 873909), (27, 614973), (57, 291303), (81, 204991), (171, 97101), (513, 32367), (1539, 10789)]