81140496

素因数分解:

$2^4\times 3^1\times {\mathrm{1690427}}^1$

素因数の和:1690438

約数の個数: 20

約数和(自身を含む): 209613072

約数和(自身を除く): 128472576

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1690427, 3380854, 5071281, 6761708, 10142562, 13523416, 20285124, 27046832, 40570248, 81140496]

約数ペア:

[(1, 81140496), (2, 40570248), (3, 27046832), (4, 20285124), (6, 13523416), (8, 10142562), (12, 6761708), (16, 5071281), (24, 3380854), (48, 1690427)]