42687765

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1361}}^1$

素因数の和:1430

約数の個数: 48

約数和(自身を含む): 80314416

約数和(自身を除く): 37626651

約数列:

[1, 3, 5, 9, 15, 17, 41, 45, 51, 85, 123, 153, 205, 255, 369, 615, 697, 765, 1361, 1845, 2091, 3485, 4083, 6273, 6805, 10455, 12249, 20415, 23137, 31365, 55801, 61245, 69411, 115685, 167403, 208233, 279005, 347055, 502209, 837015, 948617, 1041165, 2511045, 2845851, 4743085, 8537553, 14229255, 42687765]

約数ペア:

[(1, 42687765), (3, 14229255), (5, 8537553), (9, 4743085), (15, 2845851), (17, 2511045), (41, 1041165), (45, 948617), (51, 837015), (85, 502209), (123, 347055), (153, 279005), (205, 208233), (255, 167403), (369, 115685), (615, 69411), (697, 61245), (765, 55801), (1361, 31365), (1845, 23137), (2091, 20415), (3485, 12249), (4083, 10455), (6273, 6805)]