28008888

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 74304000

約数和(自身を除く): 46295112

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 239, 257, 456, 478, 514, 717, 771, 956, 1028, 1434, 1542, 1912, 2056, 2868, 3084, 4541, 4883, 5736, 6168, 9082, 9766, 13623, 14649, 18164, 19532, 27246, 29298, 36328, 39064, 54492, 58596, 61423, 108984, 117192, 122846, 184269, 245692, 368538, 491384, 737076, 1167037, 1474152, 2334074, 3501111, 4668148, 7002222, 9336296, 14004444, 28008888]

約数ペア:

[(1, 28008888), (2, 14004444), (3, 9336296), (4, 7002222), (6, 4668148), (8, 3501111), (12, 2334074), (19, 1474152), (24, 1167037), (38, 737076), (57, 491384), (76, 368538), (114, 245692), (152, 184269), (228, 122846), (239, 117192), (257, 108984), (456, 61423), (478, 58596), (514, 54492), (717, 39064), (771, 36328), (956, 29298), (1028, 27246), (1434, 19532), (1542, 18164), (1912, 14649), (2056, 13623), (2868, 9766), (3084, 9082), (4541, 6168), (4883, 5736)]