81830273

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{2273}}^1$

素因数の和:2456

約数の個数: 16

約数和(自身を含む): 96781440

約数和(自身を除く): 14951167

約数列:

[1, 7, 37, 139, 259, 973, 2273, 5143, 15911, 36001, 84101, 315947, 588707, 2211629, 11690039, 81830273]

約数ペア:

[(1, 81830273), (7, 11690039), (37, 2211629), (139, 588707), (259, 315947), (973, 84101), (2273, 36001), (5143, 15911)]