28936691

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{941}}^1$

素因数の和:1162

約数の個数: 16

約数和(自身を含む): 34725888

約数和(自身を除く): 5789197

約数列:

[1, 7, 23, 161, 191, 941, 1337, 4393, 6587, 21643, 30751, 151501, 179731, 1258117, 4133813, 28936691]

約数ペア:

[(1, 28936691), (7, 4133813), (23, 1258117), (161, 179731), (191, 151501), (941, 30751), (1337, 21643), (4393, 6587)]