28044432

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:309

約数の個数: 120

約数和(自身を含む): 86119488

約数和(自身を除く): 58075056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 71, 72, 78, 104, 117, 142, 144, 156, 208, 211, 213, 234, 284, 312, 422, 426, 468, 568, 624, 633, 639, 844, 852, 923, 936, 1136, 1266, 1278, 1688, 1704, 1846, 1872, 1899, 2532, 2556, 2743, 2769, 3376, 3408, 3692, 3798, 5064, 5112, 5486, 5538, 7384, 7596, 8229, 8307, 10128, 10224, 10972, 11076, 14768, 14981, 15192, 16458, 16614, 21944, 22152, 24687, 29962, 30384, 32916, 33228, 43888, 44304, 44943, 49374, 59924, 65832, 66456, 89886, 98748, 119848, 131664, 132912, 134829, 179772, 194753, 197496, 239696, 269658, 359544, 389506, 394992, 539316, 584259, 719088, 779012, 1078632, 1168518, 1558024, 1752777, 2157264, 2337036, 3116048, 3505554, 4674072, 7011108, 9348144, 14022216, 28044432]

約数ペア:

[(1, 28044432), (2, 14022216), (3, 9348144), (4, 7011108), (6, 4674072), (8, 3505554), (9, 3116048), (12, 2337036), (13, 2157264), (16, 1752777), (18, 1558024), (24, 1168518), (26, 1078632), (36, 779012), (39, 719088), (48, 584259), (52, 539316), (71, 394992), (72, 389506), (78, 359544), (104, 269658), (117, 239696), (142, 197496), (144, 194753), (156, 179772), (208, 134829), (211, 132912), (213, 131664), (234, 119848), (284, 98748), (312, 89886), (422, 66456), (426, 65832), (468, 59924), (568, 49374), (624, 44943), (633, 44304), (639, 43888), (844, 33228), (852, 32916), (923, 30384), (936, 29962), (1136, 24687), (1266, 22152), (1278, 21944), (1688, 16614), (1704, 16458), (1846, 15192), (1872, 14981), (1899, 14768), (2532, 11076), (2556, 10972), (2743, 10224), (2769, 10128), (3376, 8307), (3408, 8229), (3692, 7596), (3798, 7384), (5064, 5538), (5112, 5486)]