2720439

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{5303}}^1$

素因数の和:5331

約数の個数: 16

約数和(自身を含む): 4243200

約数和(自身を除く): 1522761

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 5303, 15909, 47727, 100757, 143181, 302271, 906813, 2720439]

約数ペア:

[(1, 2720439), (3, 906813), (9, 302271), (19, 143181), (27, 100757), (57, 47727), (171, 15909), (513, 5303)]