1008995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1$

素因数の和:99

約数の個数: 24

約数和(自身を含む): 1408176

約数和(自身を除く): 399181

約数列:

[1, 5, 13, 19, 43, 65, 95, 215, 247, 361, 559, 817, 1235, 1805, 2795, 4085, 4693, 10621, 15523, 23465, 53105, 77615, 201799, 1008995]

約数ペア:

[(1, 1008995), (5, 201799), (13, 77615), (19, 53105), (43, 23465), (65, 15523), (95, 10621), (215, 4693), (247, 4085), (361, 2795), (559, 1805), (817, 1235)]