81323138

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{14153}}^1$

素因数の和:14198

約数の個数: 24

約数和(自身を含む): 139869828

約数和(自身を除く): 58546690

約数列:

[1, 2, 13, 17, 26, 34, 169, 221, 338, 442, 2873, 5746, 14153, 28306, 183989, 240601, 367978, 481202, 2391857, 3127813, 4783714, 6255626, 40661569, 81323138]

約数ペア:

[(1, 81323138), (2, 40661569), (13, 6255626), (17, 4783714), (26, 3127813), (34, 2391857), (169, 481202), (221, 367978), (338, 240601), (442, 183989), (2873, 28306), (5746, 14153)]