12439287

素因数分解:

$3^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{421}}^1$

素因数の和:508

約数の個数: 36

約数和(自身を含む): 21263736

約数和(自身を除く): 8824449

約数列:

[1, 3, 7, 9, 21, 49, 63, 67, 147, 201, 421, 441, 469, 603, 1263, 1407, 2947, 3283, 3789, 4221, 8841, 9849, 20629, 26523, 28207, 29547, 61887, 84621, 185661, 197449, 253863, 592347, 1382143, 1777041, 4146429, 12439287]

約数ペア:

[(1, 12439287), (3, 4146429), (7, 1777041), (9, 1382143), (21, 592347), (49, 253863), (63, 197449), (67, 185661), (147, 84621), (201, 61887), (421, 29547), (441, 28207), (469, 26523), (603, 20629), (1263, 9849), (1407, 8841), (2947, 4221), (3283, 3789)]