1939132321

素因数分解:

$7^3\times {\mathrm{1181}}^1\times {\mathrm{4787}}^1$

素因数の和:5989

約数の個数: 16

約数和(自身を含む): 2263766400

約数和(自身を除く): 324634079

約数列:

[1, 7, 49, 343, 1181, 4787, 8267, 33509, 57869, 234563, 405083, 1641941, 5653447, 39574129, 277018903, 1939132321]

約数ペア:

[(1, 1939132321), (7, 277018903), (49, 39574129), (343, 5653447), (1181, 1641941), (4787, 405083), (8267, 234563), (33509, 57869)]