17400393

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{20789}}^1$

素因数の和:20829

約数の個数: 16

約数和(自身を含む): 26611200

約数和(自身を除く): 9210807

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 20789, 62367, 187101, 561303, 644459, 1933377, 5800131, 17400393]

約数ペア:

[(1, 17400393), (3, 5800131), (9, 1933377), (27, 644459), (31, 561303), (93, 187101), (279, 62367), (837, 20789)]