398045396

素因数分解:

$2^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{33767}}^1$

素因数の和:34199

約数の個数: 24

約数和(自身を含む): 798005376

約数和(自身を除く): 399959980

約数列:

[1, 2, 4, 7, 14, 28, 421, 842, 1684, 2947, 5894, 11788, 33767, 67534, 135068, 236369, 472738, 945476, 14215907, 28431814, 56863628, 99511349, 199022698, 398045396]

約数ペア:

[(1, 398045396), (2, 199022698), (4, 99511349), (7, 56863628), (14, 28431814), (28, 14215907), (421, 945476), (842, 472738), (1684, 236369), (2947, 135068), (5894, 67534), (11788, 33767)]