388431344

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{48847}}^1$

素因数の和:48933

約数の個数: 40

約数和(自身を含む): 872229888

約数和(自身を除く): 483798544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 48847, 97694, 195388, 341929, 390776, 683858, 781552, 1367716, 2735432, 3468137, 5470864, 6936274, 13872548, 24276959, 27745096, 48553918, 55490192, 97107836, 194215672, 388431344]

約数ペア:

[(1, 388431344), (2, 194215672), (4, 97107836), (7, 55490192), (8, 48553918), (14, 27745096), (16, 24276959), (28, 13872548), (56, 6936274), (71, 5470864), (112, 3468137), (142, 2735432), (284, 1367716), (497, 781552), (568, 683858), (994, 390776), (1136, 341929), (1988, 195388), (3976, 97694), (7952, 48847)]