28212758

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{367}}^1$

素因数の和:429

約数の個数: 48

約数和(自身を含む): 54228480

約数和(自身を除く): 26015722

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 238, 266, 289, 323, 367, 578, 646, 734, 2023, 2261, 2569, 4046, 4522, 5138, 5491, 6239, 6973, 10982, 12478, 13946, 38437, 43673, 48811, 76874, 87346, 97622, 106063, 118541, 212126, 237082, 742441, 829787, 1484882, 1659574, 2015197, 4030394, 14106379, 28212758]

約数ペア:

[(1, 28212758), (2, 14106379), (7, 4030394), (14, 2015197), (17, 1659574), (19, 1484882), (34, 829787), (38, 742441), (119, 237082), (133, 212126), (238, 118541), (266, 106063), (289, 97622), (323, 87346), (367, 76874), (578, 48811), (646, 43673), (734, 38437), (2023, 13946), (2261, 12478), (2569, 10982), (4046, 6973), (4522, 6239), (5138, 5491)]