28585568

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{281}}^1$

素因数の和:336

約数の個数: 72

約数和(自身を含む): 65449944

約数和(自身を除く): 36864376

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 136, 176, 187, 272, 281, 289, 352, 374, 544, 562, 578, 748, 1124, 1156, 1496, 2248, 2312, 2992, 3091, 3179, 4496, 4624, 4777, 5984, 6182, 6358, 8992, 9248, 9554, 12364, 12716, 19108, 24728, 25432, 38216, 49456, 50864, 52547, 76432, 81209, 98912, 101728, 105094, 152864, 162418, 210188, 324836, 420376, 649672, 840752, 893299, 1299344, 1681504, 1786598, 2598688, 3573196, 7146392, 14292784, 28585568]

約数ペア:

[(1, 28585568), (2, 14292784), (4, 7146392), (8, 3573196), (11, 2598688), (16, 1786598), (17, 1681504), (22, 1299344), (32, 893299), (34, 840752), (44, 649672), (68, 420376), (88, 324836), (136, 210188), (176, 162418), (187, 152864), (272, 105094), (281, 101728), (289, 98912), (352, 81209), (374, 76432), (544, 52547), (562, 50864), (578, 49456), (748, 38216), (1124, 25432), (1156, 24728), (1496, 19108), (2248, 12716), (2312, 12364), (2992, 9554), (3091, 9248), (3179, 8992), (4496, 6358), (4624, 6182), (4777, 5984)]