138463612

素因数分解:

$2^2\times 7^3\times {\mathrm{43}}^1\times {\mathrm{2347}}^1$

素因数の和:2415

約数の個数: 48

約数和(自身を含む): 289273600

約数和(自身を除く): 150809988

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 343, 602, 686, 1204, 1372, 2107, 2347, 4214, 4694, 8428, 9388, 14749, 16429, 29498, 32858, 58996, 65716, 100921, 115003, 201842, 230006, 403684, 460012, 706447, 805021, 1412894, 1610042, 2825788, 3220084, 4945129, 9890258, 19780516, 34615903, 69231806, 138463612]

約数ペア:

[(1, 138463612), (2, 69231806), (4, 34615903), (7, 19780516), (14, 9890258), (28, 4945129), (43, 3220084), (49, 2825788), (86, 1610042), (98, 1412894), (172, 805021), (196, 706447), (301, 460012), (343, 403684), (602, 230006), (686, 201842), (1204, 115003), (1372, 100921), (2107, 65716), (2347, 58996), (4214, 32858), (4694, 29498), (8428, 16429), (9388, 14749)]