28857472

素因数分解:

$2^7\times 7^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:178

約数の個数: 96

約数和(自身を含む): 69070320

約数和(自身を除く): 40212848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 49, 56, 64, 86, 98, 107, 112, 128, 172, 196, 214, 224, 301, 344, 392, 428, 448, 602, 688, 749, 784, 856, 896, 1204, 1376, 1498, 1568, 1712, 2107, 2408, 2752, 2996, 3136, 3424, 4214, 4601, 4816, 5243, 5504, 5992, 6272, 6848, 8428, 9202, 9632, 10486, 11984, 13696, 16856, 18404, 19264, 20972, 23968, 32207, 33712, 36808, 38528, 41944, 47936, 64414, 67424, 73616, 83888, 95872, 128828, 134848, 147232, 167776, 225449, 257656, 269696, 294464, 335552, 450898, 515312, 588928, 671104, 901796, 1030624, 1803592, 2061248, 3607184, 4122496, 7214368, 14428736, 28857472]

約数ペア:

[(1, 28857472), (2, 14428736), (4, 7214368), (7, 4122496), (8, 3607184), (14, 2061248), (16, 1803592), (28, 1030624), (32, 901796), (43, 671104), (49, 588928), (56, 515312), (64, 450898), (86, 335552), (98, 294464), (107, 269696), (112, 257656), (128, 225449), (172, 167776), (196, 147232), (214, 134848), (224, 128828), (301, 95872), (344, 83888), (392, 73616), (428, 67424), (448, 64414), (602, 47936), (688, 41944), (749, 38528), (784, 36808), (856, 33712), (896, 32207), (1204, 23968), (1376, 20972), (1498, 19264), (1568, 18404), (1712, 16856), (2107, 13696), (2408, 11984), (2752, 10486), (2996, 9632), (3136, 9202), (3424, 8428), (4214, 6848), (4601, 6272), (4816, 5992), (5243, 5504)]