28767995

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 39398400

約数和(自身を除く): 10630405

約数列:

[1, 5, 17, 19, 47, 85, 95, 235, 323, 379, 799, 893, 1615, 1895, 3995, 4465, 6443, 7201, 15181, 17813, 32215, 36005, 75905, 89065, 122417, 302821, 338447, 612085, 1514105, 1692235, 5753599, 28767995]

約数ペア:

[(1, 28767995), (5, 5753599), (17, 1692235), (19, 1514105), (47, 612085), (85, 338447), (95, 302821), (235, 122417), (323, 89065), (379, 75905), (799, 36005), (893, 32215), (1615, 17813), (1895, 15181), (3995, 7201), (4465, 6443)]