247680215

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{50087}}^1$

素因数の和:50158

約数の個数: 16

約数和(自身を含む): 317357568

約数和(自身を除く): 69677353

約数列:

[1, 5, 23, 43, 115, 215, 989, 4945, 50087, 250435, 1152001, 2153741, 5760005, 10768705, 49536043, 247680215]

約数ペア:

[(1, 247680215), (5, 49536043), (23, 10768705), (43, 5760005), (115, 2153741), (215, 1152001), (989, 250435), (4945, 50087)]