42188923

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 53084160

約数和(自身を除く): 10895237

約数列:

[1, 7, 23, 31, 79, 107, 161, 217, 553, 713, 749, 1817, 2449, 2461, 3317, 4991, 8453, 12719, 17143, 17227, 23219, 56327, 59171, 76291, 194419, 262043, 394289, 534037, 1360933, 1834301, 6026989, 42188923]

約数ペア:

[(1, 42188923), (7, 6026989), (23, 1834301), (31, 1360933), (79, 534037), (107, 394289), (161, 262043), (217, 194419), (553, 76291), (713, 59171), (749, 56327), (1817, 23219), (2449, 17227), (2461, 17143), (3317, 12719), (4991, 8453)]