22007775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 39559968

約数和(自身を除く): 17552193

約数列:

[1, 3, 5, 15, 17, 25, 41, 51, 75, 85, 123, 205, 255, 421, 425, 615, 697, 1025, 1263, 1275, 2091, 2105, 3075, 3485, 6315, 7157, 10455, 10525, 17261, 17425, 21471, 31575, 35785, 51783, 52275, 86305, 107355, 178925, 258915, 293437, 431525, 536775, 880311, 1294575, 1467185, 4401555, 7335925, 22007775]

約数ペア:

[(1, 22007775), (3, 7335925), (5, 4401555), (15, 1467185), (17, 1294575), (25, 880311), (41, 536775), (51, 431525), (75, 293437), (85, 258915), (123, 178925), (205, 107355), (255, 86305), (421, 52275), (425, 51783), (615, 35785), (697, 31575), (1025, 21471), (1263, 17425), (1275, 17261), (2091, 10525), (2105, 10455), (3075, 7157), (3485, 6315)]