256110003

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{19531}}^1$

素因数の和:19615

約数の個数: 24

約数和(自身を含む): 390014976

約数和(自身を除く): 133904973

約数列:

[1, 3, 9, 31, 47, 93, 141, 279, 423, 1457, 4371, 13113, 19531, 58593, 175779, 605461, 917957, 1816383, 2753871, 5449149, 8261613, 28456667, 85370001, 256110003]

約数ペア:

[(1, 256110003), (3, 85370001), (9, 28456667), (31, 8261613), (47, 5449149), (93, 2753871), (141, 1816383), (279, 917957), (423, 605461), (1457, 175779), (4371, 58593), (13113, 19531)]