199983490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{6449}}^1$

素因数の和:6906

約数の個数: 32

約数和(自身を含む): 412387200

約数和(自身を除く): 212403710

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 443, 886, 2215, 3101, 4430, 6202, 6449, 12898, 15505, 31010, 32245, 45143, 64490, 90286, 225715, 451430, 2856907, 5713814, 14284535, 19998349, 28569070, 39996698, 99991745, 199983490]

約数ペア:

[(1, 199983490), (2, 99991745), (5, 39996698), (7, 28569070), (10, 19998349), (14, 14284535), (35, 5713814), (70, 2856907), (443, 451430), (886, 225715), (2215, 90286), (3101, 64490), (4430, 45143), (6202, 32245), (6449, 31010), (12898, 15505)]