247235517

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{941}}^1$

素因数の和:1250

約数の個数: 32

約数和(自身を含む): 378005760

約数和(自身を除く): 130770243

約数列:

[1, 3, 9, 27, 37, 111, 263, 333, 789, 941, 999, 2367, 2823, 7101, 8469, 9731, 25407, 29193, 34817, 87579, 104451, 247483, 262737, 313353, 742449, 940059, 2227347, 6682041, 9156871, 27470613, 82411839, 247235517]

約数ペア:

[(1, 247235517), (3, 82411839), (9, 27470613), (27, 9156871), (37, 6682041), (111, 2227347), (263, 940059), (333, 742449), (789, 313353), (941, 262737), (999, 247483), (2367, 104451), (2823, 87579), (7101, 34817), (8469, 29193), (9731, 25407)]