28670712

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1087}}^1$

素因数の和:1260

約数の個数: 64

約数和(自身を含む): 82513920

約数和(自身を除く): 53843208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 157, 168, 314, 471, 628, 942, 1087, 1099, 1256, 1884, 2174, 2198, 3261, 3297, 3768, 4348, 4396, 6522, 6594, 7609, 8696, 8792, 13044, 13188, 15218, 22827, 26088, 26376, 30436, 45654, 60872, 91308, 170659, 182616, 341318, 511977, 682636, 1023954, 1194613, 1365272, 2047908, 2389226, 3583839, 4095816, 4778452, 7167678, 9556904, 14335356, 28670712]

約数ペア:

[(1, 28670712), (2, 14335356), (3, 9556904), (4, 7167678), (6, 4778452), (7, 4095816), (8, 3583839), (12, 2389226), (14, 2047908), (21, 1365272), (24, 1194613), (28, 1023954), (42, 682636), (56, 511977), (84, 341318), (157, 182616), (168, 170659), (314, 91308), (471, 60872), (628, 45654), (942, 30436), (1087, 26376), (1099, 26088), (1256, 22827), (1884, 15218), (2174, 13188), (2198, 13044), (3261, 8792), (3297, 8696), (3768, 7609), (4348, 6594), (4396, 6522)]