16886415

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 33868800

約数和(自身を除く): 16982385

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 89, 91, 105, 139, 195, 267, 273, 417, 445, 455, 623, 695, 973, 1157, 1335, 1365, 1807, 1869, 2085, 2919, 3115, 3471, 4865, 5421, 5785, 8099, 9035, 9345, 12371, 12649, 14595, 17355, 24297, 27105, 37113, 37947, 40495, 61855, 63245, 86597, 121485, 160823, 185565, 189735, 259791, 432985, 482469, 804115, 1125761, 1298955, 2412345, 3377283, 5628805, 16886415]

約数ペア:

[(1, 16886415), (3, 5628805), (5, 3377283), (7, 2412345), (13, 1298955), (15, 1125761), (21, 804115), (35, 482469), (39, 432985), (65, 259791), (89, 189735), (91, 185565), (105, 160823), (139, 121485), (195, 86597), (267, 63245), (273, 61855), (417, 40495), (445, 37947), (455, 37113), (623, 27105), (695, 24297), (973, 17355), (1157, 14595), (1335, 12649), (1365, 12371), (1807, 9345), (1869, 9035), (2085, 8099), (2919, 5785), (3115, 5421), (3471, 4865)]