318671108

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{37811}}^1$

素因数の和:37872

約数の個数: 36

約数和(自身を含む): 663827472

約数和(自身を除く): 345156364

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 8428, 37811, 75622, 151244, 264677, 529354, 1058708, 1625873, 1852739, 3251746, 3705478, 6503492, 7410956, 11381111, 22762222, 45524444, 79667777, 159335554, 318671108]

約数ペア:

[(1, 318671108), (2, 159335554), (4, 79667777), (7, 45524444), (14, 22762222), (28, 11381111), (43, 7410956), (49, 6503492), (86, 3705478), (98, 3251746), (172, 1852739), (196, 1625873), (301, 1058708), (602, 529354), (1204, 264677), (2107, 151244), (4214, 75622), (8428, 37811)]