28531559

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12619}}^1$

素因数の和:12662

約数の個数: 16

約数和(自身を含む): 36345600

約数和(自身を除く): 7814041

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 12619, 88333, 214523, 239761, 1501661, 1678327, 4075937, 28531559]

約数ペア:

[(1, 28531559), (7, 4075937), (17, 1678327), (19, 1501661), (119, 239761), (133, 214523), (323, 88333), (2261, 12619)]