12783009

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{809}}^1$

素因数の和:1064

約数の個数: 16

約数和(自身を含む): 17884800

約数和(自身を除く): 5101791

約数列:

[1, 3, 23, 69, 229, 687, 809, 2427, 5267, 15801, 18607, 55821, 185261, 555783, 4261003, 12783009]

約数ペア:

[(1, 12783009), (3, 4261003), (23, 555783), (69, 185261), (229, 55821), (687, 18607), (809, 15801), (2427, 5267)]