254865609

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{24019}}^1$

素因数の和:24162

約数の個数: 20

約数和(自身を含む): 383647440

約数和(自身を除く): 128781831

約数列:

[1, 3, 9, 27, 81, 131, 393, 1179, 3537, 10611, 24019, 72057, 216171, 648513, 1945539, 3146489, 9439467, 28318401, 84955203, 254865609]

約数ペア:

[(1, 254865609), (3, 84955203), (9, 28318401), (27, 9439467), (81, 3146489), (131, 1945539), (393, 648513), (1179, 216171), (3537, 72057), (10611, 24019)]