28758015

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 60540480

約数和(自身を除く): 31782465

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 41, 45, 55, 65, 99, 109, 117, 123, 143, 165, 195, 205, 327, 369, 429, 451, 495, 533, 545, 585, 615, 715, 981, 1199, 1287, 1353, 1417, 1599, 1635, 1845, 2145, 2255, 2665, 3597, 4059, 4251, 4469, 4797, 4905, 5863, 5995, 6435, 6765, 7085, 7995, 10791, 12753, 13407, 15587, 17589, 17985, 20295, 21255, 22345, 23985, 29315, 40221, 46761, 49159, 52767, 53955, 58097, 63765, 67035, 77935, 87945, 140283, 147477, 174291, 201105, 233805, 245795, 263835, 290485, 442431, 522873, 639067, 701415, 737385, 871455, 1917201, 2212155, 2614365, 3195335, 5751603, 9586005, 28758015]

約数ペア:

[(1, 28758015), (3, 9586005), (5, 5751603), (9, 3195335), (11, 2614365), (13, 2212155), (15, 1917201), (33, 871455), (39, 737385), (41, 701415), (45, 639067), (55, 522873), (65, 442431), (99, 290485), (109, 263835), (117, 245795), (123, 233805), (143, 201105), (165, 174291), (195, 147477), (205, 140283), (327, 87945), (369, 77935), (429, 67035), (451, 63765), (495, 58097), (533, 53955), (545, 52767), (585, 49159), (615, 46761), (715, 40221), (981, 29315), (1199, 23985), (1287, 22345), (1353, 21255), (1417, 20295), (1599, 17985), (1635, 17589), (1845, 15587), (2145, 13407), (2255, 12753), (2665, 10791), (3597, 7995), (4059, 7085), (4251, 6765), (4469, 6435), (4797, 5995), (4905, 5863)]