12666290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 29030400

約数和(自身を除く): 16364110

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 449, 455, 806, 898, 910, 1085, 2015, 2170, 2245, 2821, 3143, 4030, 4490, 5642, 5837, 6286, 11674, 13919, 14105, 15715, 27838, 28210, 29185, 31430, 40859, 58370, 69595, 81718, 97433, 139190, 180947, 194866, 204295, 361894, 408590, 487165, 904735, 974330, 1266629, 1809470, 2533258, 6333145, 12666290]

約数ペア:

[(1, 12666290), (2, 6333145), (5, 2533258), (7, 1809470), (10, 1266629), (13, 974330), (14, 904735), (26, 487165), (31, 408590), (35, 361894), (62, 204295), (65, 194866), (70, 180947), (91, 139190), (130, 97433), (155, 81718), (182, 69595), (217, 58370), (310, 40859), (403, 31430), (434, 29185), (449, 28210), (455, 27838), (806, 15715), (898, 14105), (910, 13919), (1085, 11674), (2015, 6286), (2170, 5837), (2245, 5642), (2821, 4490), (3143, 4030)]