253893455

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1\times {\mathrm{1123}}^1$

素因数の和:1670

約数の個数: 16

約数和(自身を含む): 308605440

約数和(自身を除く): 54711985

約数列:

[1, 5, 103, 439, 515, 1123, 2195, 5615, 45217, 115669, 226085, 492997, 578345, 2464985, 50778691, 253893455]

約数ペア:

[(1, 253893455), (5, 50778691), (103, 2464985), (439, 578345), (515, 492997), (1123, 226085), (2195, 115669), (5615, 45217)]