128586003

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{8887}}^1$

素因数の和:8963

約数の個数: 32

約数和(自身を含む): 215018496

約数和(自身を除く): 86432493

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 159, 273, 371, 689, 1113, 2067, 4823, 8887, 14469, 26661, 62209, 115531, 186627, 346593, 471011, 808717, 1413033, 2426151, 3297077, 6123143, 9891231, 18369429, 42862001, 128586003]

約数ペア:

[(1, 128586003), (3, 42862001), (7, 18369429), (13, 9891231), (21, 6123143), (39, 3297077), (53, 2426151), (91, 1413033), (159, 808717), (273, 471011), (371, 346593), (689, 186627), (1113, 115531), (2067, 62209), (4823, 26661), (8887, 14469)]