128039856

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{381071}}^1$

素因数の和:381089

約数の個数: 40

約数和(自身を含む): 378023424

約数和(自身を除く): 249983568

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 381071, 762142, 1143213, 1524284, 2286426, 2667497, 3048568, 4572852, 5334994, 6097136, 8002491, 9145704, 10669988, 16004982, 18291408, 21339976, 32009964, 42679952, 64019928, 128039856]

約数ペア:

[(1, 128039856), (2, 64019928), (3, 42679952), (4, 32009964), (6, 21339976), (7, 18291408), (8, 16004982), (12, 10669988), (14, 9145704), (16, 8002491), (21, 6097136), (24, 5334994), (28, 4572852), (42, 3048568), (48, 2667497), (56, 2286426), (84, 1524284), (112, 1143213), (168, 762142), (336, 381071)]