28876155

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1087}}^1$

素因数の和:1136

約数の個数: 64

約数和(自身を含む): 60162048

約数和(自身を除く): 31285893

約数列:

[1, 3, 5, 7, 11, 15, 21, 23, 33, 35, 55, 69, 77, 105, 115, 161, 165, 231, 253, 345, 385, 483, 759, 805, 1087, 1155, 1265, 1771, 2415, 3261, 3795, 5313, 5435, 7609, 8855, 11957, 16305, 22827, 25001, 26565, 35871, 38045, 59785, 75003, 83699, 114135, 125005, 175007, 179355, 251097, 275011, 375015, 418495, 525021, 825033, 875035, 1255485, 1375055, 1925077, 2625105, 4125165, 5775231, 9625385, 28876155]

約数ペア:

[(1, 28876155), (3, 9625385), (5, 5775231), (7, 4125165), (11, 2625105), (15, 1925077), (21, 1375055), (23, 1255485), (33, 875035), (35, 825033), (55, 525021), (69, 418495), (77, 375015), (105, 275011), (115, 251097), (161, 179355), (165, 175007), (231, 125005), (253, 114135), (345, 83699), (385, 75003), (483, 59785), (759, 38045), (805, 35871), (1087, 26565), (1155, 25001), (1265, 22827), (1771, 16305), (2415, 11957), (3261, 8855), (3795, 7609), (5313, 5435)]