1005445

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1249}}^1$

素因数の和:1284

約数の個数: 16

約数和(自身を含む): 1440000

約数和(自身を除く): 434555

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 1249, 6245, 8743, 28727, 43715, 143635, 201089, 1005445]

約数ペア:

[(1, 1005445), (5, 201089), (7, 143635), (23, 43715), (35, 28727), (115, 8743), (161, 6245), (805, 1249)]