287458362

素因数分解:

$2^1\times 3^3\times {\mathrm{1993}}^1\times {\mathrm{2671}}^1$

素因数の和:4675

約数の個数: 32

約数和(自身を含む): 639356160

約数和(自身を除く): 351897798

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1993, 2671, 3986, 5342, 5979, 8013, 11958, 16026, 17937, 24039, 35874, 48078, 53811, 72117, 107622, 144234, 5323303, 10646606, 15969909, 31939818, 47909727, 95819454, 143729181, 287458362]

約数ペア:

[(1, 287458362), (2, 143729181), (3, 95819454), (6, 47909727), (9, 31939818), (18, 15969909), (27, 10646606), (54, 5323303), (1993, 144234), (2671, 107622), (3986, 72117), (5342, 53811), (5979, 48078), (8013, 35874), (11958, 24039), (16026, 17937)]