128393214

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{2473}}^1$

素因数の和:3004

約数の個数: 32

約数和(自身を含む): 272535840

約数和(自身を除く): 144142626

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 509, 1018, 1527, 2473, 3054, 4946, 7419, 8653, 14838, 17306, 25959, 42041, 51918, 84082, 126123, 252246, 1258757, 2517514, 3776271, 7552542, 21398869, 42797738, 64196607, 128393214]

約数ペア:

[(1, 128393214), (2, 64196607), (3, 42797738), (6, 21398869), (17, 7552542), (34, 3776271), (51, 2517514), (102, 1258757), (509, 252246), (1018, 126123), (1527, 84082), (2473, 51918), (3054, 42041), (4946, 25959), (7419, 17306), (8653, 14838)]