12878469

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2053}}^1$

素因数の和:2117

約数の個数: 24

約数和(自身を含む): 20186712

約数和(自身を除く): 7308243

約数列:

[1, 3, 9, 17, 41, 51, 123, 153, 369, 697, 2053, 2091, 6159, 6273, 18477, 34901, 84173, 104703, 252519, 314109, 757557, 1430941, 4292823, 12878469]

約数ペア:

[(1, 12878469), (3, 4292823), (9, 1430941), (17, 757557), (41, 314109), (51, 252519), (123, 104703), (153, 84173), (369, 34901), (697, 18477), (2053, 6273), (2091, 6159)]