1320273

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{457}}^1$

素因数の和:573

約数の個数: 16

約数和(自身を含む): 1978560

約数和(自身を除く): 658287

約数列:

[1, 3, 9, 27, 107, 321, 457, 963, 1371, 2889, 4113, 12339, 48899, 146697, 440091, 1320273]

約数ペア:

[(1, 1320273), (3, 440091), (9, 146697), (27, 48899), (107, 12339), (321, 4113), (457, 2889), (963, 1371)]