8639421

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 14204928

約数和(自身を除く): 5565507

約数列:

[1, 3, 7, 21, 23, 31, 69, 93, 161, 217, 483, 577, 651, 713, 1731, 2139, 4039, 4991, 12117, 13271, 14973, 17887, 39813, 53661, 92897, 125209, 278691, 375627, 411401, 1234203, 2879807, 8639421]

約数ペア:

[(1, 8639421), (3, 2879807), (7, 1234203), (21, 411401), (23, 375627), (31, 278691), (69, 125209), (93, 92897), (161, 53661), (217, 39813), (483, 17887), (577, 14973), (651, 13271), (713, 12117), (1731, 4991), (2139, 4039)]