28621376

素因数分解:

$2^6\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2203}}^1$

素因数の和:2251

約数の個数: 56

約数和(自身を含む): 67177920

約数和(自身を除く): 38556544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 203, 224, 232, 406, 448, 464, 812, 928, 1624, 1856, 2203, 3248, 4406, 6496, 8812, 12992, 15421, 17624, 30842, 35248, 61684, 63887, 70496, 123368, 127774, 140992, 246736, 255548, 447209, 493472, 511096, 894418, 986944, 1022192, 1788836, 2044384, 3577672, 4088768, 7155344, 14310688, 28621376]

約数ペア:

[(1, 28621376), (2, 14310688), (4, 7155344), (7, 4088768), (8, 3577672), (14, 2044384), (16, 1788836), (28, 1022192), (29, 986944), (32, 894418), (56, 511096), (58, 493472), (64, 447209), (112, 255548), (116, 246736), (203, 140992), (224, 127774), (232, 123368), (406, 70496), (448, 63887), (464, 61684), (812, 35248), (928, 30842), (1624, 17624), (1856, 15421), (2203, 12992), (3248, 8812), (4406, 6496)]