28607904

素因数分解:

$2^5\times 3^5\times {\mathrm{13}}^1\times {\mathrm{283}}^1$

素因数の和:321

約数の個数: 144

約数和(自身を含む): 91177632

約数和(自身を除く): 62569728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 81, 96, 104, 108, 117, 144, 156, 162, 208, 216, 234, 243, 283, 288, 312, 324, 351, 416, 432, 468, 486, 566, 624, 648, 702, 849, 864, 936, 972, 1053, 1132, 1248, 1296, 1404, 1698, 1872, 1944, 2106, 2264, 2547, 2592, 2808, 3159, 3396, 3679, 3744, 3888, 4212, 4528, 5094, 5616, 6318, 6792, 7358, 7641, 7776, 8424, 9056, 10188, 11037, 11232, 12636, 13584, 14716, 15282, 16848, 20376, 22074, 22923, 25272, 27168, 29432, 30564, 33111, 33696, 40752, 44148, 45846, 50544, 58864, 61128, 66222, 68769, 81504, 88296, 91692, 99333, 101088, 117728, 122256, 132444, 137538, 176592, 183384, 198666, 244512, 264888, 275076, 297999, 353184, 366768, 397332, 529776, 550152, 595998, 733536, 794664, 893997, 1059552, 1100304, 1191996, 1589328, 1787994, 2200608, 2383992, 3178656, 3575988, 4767984, 7151976, 9535968, 14303952, 28607904]

約数ペア:

[(1, 28607904), (2, 14303952), (3, 9535968), (4, 7151976), (6, 4767984), (8, 3575988), (9, 3178656), (12, 2383992), (13, 2200608), (16, 1787994), (18, 1589328), (24, 1191996), (26, 1100304), (27, 1059552), (32, 893997), (36, 794664), (39, 733536), (48, 595998), (52, 550152), (54, 529776), (72, 397332), (78, 366768), (81, 353184), (96, 297999), (104, 275076), (108, 264888), (117, 244512), (144, 198666), (156, 183384), (162, 176592), (208, 137538), (216, 132444), (234, 122256), (243, 117728), (283, 101088), (288, 99333), (312, 91692), (324, 88296), (351, 81504), (416, 68769), (432, 66222), (468, 61128), (486, 58864), (566, 50544), (624, 45846), (648, 44148), (702, 40752), (849, 33696), (864, 33111), (936, 30564), (972, 29432), (1053, 27168), (1132, 25272), (1248, 22923), (1296, 22074), (1404, 20376), (1698, 16848), (1872, 15282), (1944, 14716), (2106, 13584), (2264, 12636), (2547, 11232), (2592, 11037), (2808, 10188), (3159, 9056), (3396, 8424), (3679, 7776), (3744, 7641), (3888, 7358), (4212, 6792), (4528, 6318), (5094, 5616)]