128819670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{613427}}^1$

素因数の和:613444

約数の個数: 32

約数和(自身を含む): 353334528

約数和(自身を除く): 224514858

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 613427, 1226854, 1840281, 3067135, 3680562, 4293989, 6134270, 8587978, 9201405, 12881967, 18402810, 21469945, 25763934, 42939890, 64409835, 128819670]

約数ペア:

[(1, 128819670), (2, 64409835), (3, 42939890), (5, 25763934), (6, 21469945), (7, 18402810), (10, 12881967), (14, 9201405), (15, 8587978), (21, 6134270), (30, 4293989), (35, 3680562), (42, 3067135), (70, 1840281), (105, 1226854), (210, 613427)]