775215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 1617408

約数和(自身を除く): 842193

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 63, 69, 105, 107, 115, 161, 207, 315, 321, 345, 483, 535, 749, 805, 963, 1035, 1449, 1605, 2247, 2415, 2461, 3745, 4815, 6741, 7245, 7383, 11235, 12305, 17227, 22149, 33705, 36915, 51681, 86135, 110745, 155043, 258405, 775215]

約数ペア:

[(1, 775215), (3, 258405), (5, 155043), (7, 110745), (9, 86135), (15, 51681), (21, 36915), (23, 33705), (35, 22149), (45, 17227), (63, 12305), (69, 11235), (105, 7383), (107, 7245), (115, 6741), (161, 4815), (207, 3745), (315, 2461), (321, 2415), (345, 2247), (483, 1605), (535, 1449), (749, 1035), (805, 963)]