638045942403

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1\times {\mathrm{5617739}}^1$

素因数の和:5617907

約数の個数: 24

約数和(自身を含む): 910613183040

約数和(自身を除く): 272567240637

約数列:

[1, 3, 17, 51, 131, 289, 393, 867, 2227, 6681, 37859, 113577, 5617739, 16853217, 95501563, 286504689, 735923809, 1623526571, 2207771427, 4870579713, 12510704753, 37532114259, 212681980801, 638045942403]

約数ペア:

[(1, 638045942403), (3, 212681980801), (17, 37532114259), (51, 12510704753), (131, 4870579713), (289, 2207771427), (393, 1623526571), (867, 735923809), (2227, 286504689), (6681, 95501563), (37859, 16853217), (113577, 5617739)]