389973304

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{5479}}^1$

素因数の和:5564

約数の個数: 64

約数和(自身を含む): 883814400

約数和(自身を除く): 493841096

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 41, 56, 62, 82, 124, 164, 217, 248, 287, 328, 434, 574, 868, 1148, 1271, 1736, 2296, 2542, 5084, 5479, 8897, 10168, 10958, 17794, 21916, 35588, 38353, 43832, 71176, 76706, 153412, 169849, 224639, 306824, 339698, 449278, 679396, 898556, 1188943, 1358792, 1572473, 1797112, 2377886, 3144946, 4755772, 6289892, 6963809, 9511544, 12579784, 13927618, 27855236, 48746663, 55710472, 97493326, 194986652, 389973304]

約数ペア:

[(1, 389973304), (2, 194986652), (4, 97493326), (7, 55710472), (8, 48746663), (14, 27855236), (28, 13927618), (31, 12579784), (41, 9511544), (56, 6963809), (62, 6289892), (82, 4755772), (124, 3144946), (164, 2377886), (217, 1797112), (248, 1572473), (287, 1358792), (328, 1188943), (434, 898556), (574, 679396), (868, 449278), (1148, 339698), (1271, 306824), (1736, 224639), (2296, 169849), (2542, 153412), (5084, 76706), (5479, 71176), (8897, 43832), (10168, 38353), (10958, 35588), (17794, 21916)]