285401025

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:352

約数の個数: 144

約数和(自身を含む): 643458816

約数和(自身を除く): 358057791

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 53, 63, 65, 75, 91, 105, 117, 159, 175, 195, 225, 263, 265, 273, 315, 325, 371, 455, 477, 525, 585, 689, 789, 795, 819, 975, 1113, 1315, 1325, 1365, 1575, 1841, 1855, 2067, 2275, 2367, 2385, 2925, 3339, 3419, 3445, 3945, 3975, 4095, 4823, 5523, 5565, 6201, 6575, 6825, 9205, 9275, 10257, 10335, 11835, 11925, 13939, 14469, 16569, 16695, 17095, 17225, 19725, 20475, 23933, 24115, 27615, 27825, 30771, 31005, 41817, 43407, 46025, 51285, 51675, 59175, 69695, 71799, 72345, 82845, 83475, 85475, 97573, 119665, 120575, 125451, 138075, 153855, 155025, 181207, 209085, 215397, 217035, 256425, 292719, 348475, 358995, 361725, 414225, 487865, 543621, 598325, 627255, 769275, 878157, 906035, 1045425, 1076985, 1085175, 1268449, 1463595, 1630863, 1794975, 2439325, 2718105, 3136275, 3805347, 4390785, 4530175, 5384925, 6342245, 7317975, 8154315, 11416041, 13590525, 19026735, 21953925, 31711225, 40771575, 57080205, 95133675, 285401025]

約数ペア:

[(1, 285401025), (3, 95133675), (5, 57080205), (7, 40771575), (9, 31711225), (13, 21953925), (15, 19026735), (21, 13590525), (25, 11416041), (35, 8154315), (39, 7317975), (45, 6342245), (53, 5384925), (63, 4530175), (65, 4390785), (75, 3805347), (91, 3136275), (105, 2718105), (117, 2439325), (159, 1794975), (175, 1630863), (195, 1463595), (225, 1268449), (263, 1085175), (265, 1076985), (273, 1045425), (315, 906035), (325, 878157), (371, 769275), (455, 627255), (477, 598325), (525, 543621), (585, 487865), (689, 414225), (789, 361725), (795, 358995), (819, 348475), (975, 292719), (1113, 256425), (1315, 217035), (1325, 215397), (1365, 209085), (1575, 181207), (1841, 155025), (1855, 153855), (2067, 138075), (2275, 125451), (2367, 120575), (2385, 119665), (2925, 97573), (3339, 85475), (3419, 83475), (3445, 82845), (3945, 72345), (3975, 71799), (4095, 69695), (4823, 59175), (5523, 51675), (5565, 51285), (6201, 46025), (6575, 43407), (6825, 41817), (9205, 31005), (9275, 30771), (10257, 27825), (10335, 27615), (11835, 24115), (11925, 23933), (13939, 20475), (14469, 19725), (16569, 17225), (16695, 17095)]