145655253

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{26839}}^1$

素因数の和:26918

約数の個数: 20

約数和(自身を含む): 220839520

約数和(自身を除く): 75184267

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 26839, 80517, 241551, 724653, 1798213, 2173959, 5394639, 16183917, 48551751, 145655253]

約数ペア:

[(1, 145655253), (3, 48551751), (9, 16183917), (27, 5394639), (67, 2173959), (81, 1798213), (201, 724653), (603, 241551), (1809, 80517), (5427, 26839)]