285456976

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{87887}}^1$

素因数の和:87931

約数の個数: 40

約数和(自身を含む): 653886720

約数和(自身を除く): 368429744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 87887, 175774, 351548, 615209, 703096, 1230418, 1406192, 2460836, 2548723, 4921672, 5097446, 9843344, 10194892, 17841061, 20389784, 35682122, 40779568, 71364244, 142728488, 285456976]

約数ペア:

[(1, 285456976), (2, 142728488), (4, 71364244), (7, 40779568), (8, 35682122), (14, 20389784), (16, 17841061), (28, 10194892), (29, 9843344), (56, 5097446), (58, 4921672), (112, 2548723), (116, 2460836), (203, 1406192), (232, 1230418), (406, 703096), (464, 615209), (812, 351548), (1624, 175774), (3248, 87887)]