221507804

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1\times {\mathrm{599}}^1$

素因数の和:938

約数の個数: 48

約数和(自身を含む): 454809600

約数和(自身を除く): 233301796

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 281, 329, 562, 599, 658, 1124, 1198, 1316, 1967, 2396, 3934, 4193, 7868, 8386, 13207, 16772, 26414, 28153, 52828, 56306, 92449, 112612, 168319, 184898, 197071, 336638, 369796, 394142, 673276, 788284, 1178233, 2356466, 4712932, 7910993, 15821986, 31643972, 55376951, 110753902, 221507804]

約数ペア:

[(1, 221507804), (2, 110753902), (4, 55376951), (7, 31643972), (14, 15821986), (28, 7910993), (47, 4712932), (94, 2356466), (188, 1178233), (281, 788284), (329, 673276), (562, 394142), (599, 369796), (658, 336638), (1124, 197071), (1198, 184898), (1316, 168319), (1967, 112612), (2396, 92449), (3934, 56306), (4193, 52828), (7868, 28153), (8386, 26414), (13207, 16772)]