1320805429

素因数分解:

${\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1823}}^1$

素因数の和:1989

約数の個数: 24

約数和(自身を含む): 1478315520

約数和(自身を除く): 157510091

約数列:

[1, 17, 23, 109, 289, 391, 1823, 1853, 2507, 6647, 30991, 31501, 41929, 42619, 198707, 526847, 712793, 724523, 3378019, 4570261, 12117481, 57426323, 77694437, 1320805429]

約数ペア:

[(1, 1320805429), (17, 77694437), (23, 57426323), (109, 12117481), (289, 4570261), (391, 3378019), (1823, 724523), (1853, 712793), (2507, 526847), (6647, 198707), (30991, 42619), (31501, 41929)]