28439670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{135427}}^1$

素因数の和:135444

約数の個数: 32

約数和(自身を含む): 78006528

約数和(自身を除く): 49566858

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 135427, 270854, 406281, 677135, 812562, 947989, 1354270, 1895978, 2031405, 2843967, 4062810, 4739945, 5687934, 9479890, 14219835, 28439670]

約数ペア:

[(1, 28439670), (2, 14219835), (3, 9479890), (5, 5687934), (6, 4739945), (7, 4062810), (10, 2843967), (14, 2031405), (15, 1895978), (21, 1354270), (30, 947989), (35, 812562), (42, 677135), (70, 406281), (105, 270854), (210, 135427)]