681514414

素因数分解:

$2^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{75707}}^1$

素因数の和:76359

約数の個数: 16

約数和(自身を含む): 1170142848

約数和(自身を除く): 488628434

約数列:

[1, 2, 7, 14, 643, 1286, 4501, 9002, 75707, 151414, 529949, 1059898, 48679601, 97359202, 340757207, 681514414]

約数ペア:

[(1, 681514414), (2, 340757207), (7, 97359202), (14, 48679601), (643, 1059898), (1286, 529949), (4501, 151414), (9002, 75707)]