12890024

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 29082240

約数和(自身を除く): 16192216

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 53, 56, 86, 101, 106, 172, 202, 212, 301, 344, 371, 404, 424, 602, 707, 742, 808, 1204, 1414, 1484, 2279, 2408, 2828, 2968, 4343, 4558, 5353, 5656, 8686, 9116, 10706, 15953, 17372, 18232, 21412, 30401, 31906, 34744, 37471, 42824, 60802, 63812, 74942, 121604, 127624, 149884, 230179, 243208, 299768, 460358, 920716, 1611253, 1841432, 3222506, 6445012, 12890024]

約数ペア:

[(1, 12890024), (2, 6445012), (4, 3222506), (7, 1841432), (8, 1611253), (14, 920716), (28, 460358), (43, 299768), (53, 243208), (56, 230179), (86, 149884), (101, 127624), (106, 121604), (172, 74942), (202, 63812), (212, 60802), (301, 42824), (344, 37471), (371, 34744), (404, 31906), (424, 30401), (602, 21412), (707, 18232), (742, 17372), (808, 15953), (1204, 10706), (1414, 9116), (1484, 8686), (2279, 5656), (2408, 5353), (2828, 4558), (2968, 4343)]