12450375

素因数分解:

$3^3\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:79

約数の個数: 128

約数和(自身を含む): 28753920

約数和(自身を除く): 16303545

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 27, 31, 35, 45, 51, 63, 75, 85, 93, 105, 119, 125, 135, 153, 155, 175, 189, 217, 225, 255, 279, 315, 357, 375, 425, 459, 465, 525, 527, 595, 651, 675, 765, 775, 837, 875, 945, 1071, 1085, 1125, 1275, 1395, 1575, 1581, 1785, 1953, 2125, 2295, 2325, 2625, 2635, 2975, 3213, 3255, 3375, 3689, 3825, 3875, 4185, 4725, 4743, 5355, 5425, 5859, 6375, 6975, 7875, 7905, 8925, 9765, 11067, 11475, 11625, 13175, 14229, 14875, 16065, 16275, 18445, 19125, 20925, 23625, 23715, 26775, 27125, 29295, 33201, 34875, 39525, 44625, 48825, 55335, 57375, 65875, 71145, 80325, 81375, 92225, 99603, 104625, 118575, 133875, 146475, 166005, 197625, 244125, 276675, 355725, 401625, 461125, 498015, 592875, 732375, 830025, 1383375, 1778625, 2490075, 4150125, 12450375]

約数ペア:

[(1, 12450375), (3, 4150125), (5, 2490075), (7, 1778625), (9, 1383375), (15, 830025), (17, 732375), (21, 592875), (25, 498015), (27, 461125), (31, 401625), (35, 355725), (45, 276675), (51, 244125), (63, 197625), (75, 166005), (85, 146475), (93, 133875), (105, 118575), (119, 104625), (125, 99603), (135, 92225), (153, 81375), (155, 80325), (175, 71145), (189, 65875), (217, 57375), (225, 55335), (255, 48825), (279, 44625), (315, 39525), (357, 34875), (375, 33201), (425, 29295), (459, 27125), (465, 26775), (525, 23715), (527, 23625), (595, 20925), (651, 19125), (675, 18445), (765, 16275), (775, 16065), (837, 14875), (875, 14229), (945, 13175), (1071, 11625), (1085, 11475), (1125, 11067), (1275, 9765), (1395, 8925), (1575, 7905), (1581, 7875), (1785, 6975), (1953, 6375), (2125, 5859), (2295, 5425), (2325, 5355), (2625, 4743), (2635, 4725), (2975, 4185), (3213, 3875), (3255, 3825), (3375, 3689)]