999917185

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{39499}}^1$

素因数の和:39648

約数の個数: 16

約数和(自身を含む): 1234296000

約数和(自身を除く): 234378815

約数列:

[1, 5, 61, 83, 305, 415, 5063, 25315, 39499, 197495, 2409439, 3278417, 12047195, 16392085, 199983437, 999917185]

約数ペア:

[(1, 999917185), (5, 199983437), (61, 16392085), (83, 12047195), (305, 3278417), (415, 2409439), (5063, 197495), (25315, 39499)]