81574612

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{9679}}^1$

素因数の和:9740

約数の個数: 36

約数和(自身を含む): 169942080

約数和(自身を除く): 88367468

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 8428, 9679, 19358, 38716, 67753, 135506, 271012, 416197, 474271, 832394, 948542, 1664788, 1897084, 2913379, 5826758, 11653516, 20393653, 40787306, 81574612]

約数ペア:

[(1, 81574612), (2, 40787306), (4, 20393653), (7, 11653516), (14, 5826758), (28, 2913379), (43, 1897084), (49, 1664788), (86, 948542), (98, 832394), (172, 474271), (196, 416197), (301, 271012), (602, 135506), (1204, 67753), (2107, 38716), (4214, 19358), (8428, 9679)]