289647670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{7873}}^1$

素因数の和:8176

約数の個数: 32

約数和(自身を含む): 563526432

約数和(自身を除く): 273878762

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 283, 566, 1415, 2830, 3679, 7358, 7873, 15746, 18395, 36790, 39365, 78730, 102349, 204698, 511745, 1023490, 2228059, 4456118, 11140295, 22280590, 28964767, 57929534, 144823835, 289647670]

約数ペア:

[(1, 289647670), (2, 144823835), (5, 57929534), (10, 28964767), (13, 22280590), (26, 11140295), (65, 4456118), (130, 2228059), (283, 1023490), (566, 511745), (1415, 204698), (2830, 102349), (3679, 78730), (7358, 39365), (7873, 36790), (15746, 18395)]