12729465

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:299

約数の個数: 72

約数和(自身を含む): 26889408

約数和(自身を除く): 14159943

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 49, 63, 69, 105, 115, 147, 161, 207, 245, 251, 315, 345, 441, 483, 735, 753, 805, 1035, 1127, 1255, 1449, 1757, 2205, 2259, 2415, 3381, 3765, 5271, 5635, 5773, 7245, 8785, 10143, 11295, 12299, 15813, 16905, 17319, 26355, 28865, 36897, 40411, 50715, 51957, 61495, 79065, 86595, 110691, 121233, 184485, 202055, 259785, 282877, 363699, 553455, 606165, 848631, 1414385, 1818495, 2545893, 4243155, 12729465]

約数ペア:

[(1, 12729465), (3, 4243155), (5, 2545893), (7, 1818495), (9, 1414385), (15, 848631), (21, 606165), (23, 553455), (35, 363699), (45, 282877), (49, 259785), (63, 202055), (69, 184485), (105, 121233), (115, 110691), (147, 86595), (161, 79065), (207, 61495), (245, 51957), (251, 50715), (315, 40411), (345, 36897), (441, 28865), (483, 26355), (735, 17319), (753, 16905), (805, 15813), (1035, 12299), (1127, 11295), (1255, 10143), (1449, 8785), (1757, 7245), (2205, 5773), (2259, 5635), (2415, 5271), (3381, 3765)]