128237424

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{381659}}^1$

素因数の和:381677

約数の個数: 40

約数和(自身を含む): 378606720

約数和(自身を除く): 250369296

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 381659, 763318, 1144977, 1526636, 2289954, 2671613, 3053272, 4579908, 5343226, 6106544, 8014839, 9159816, 10686452, 16029678, 18319632, 21372904, 32059356, 42745808, 64118712, 128237424]

約数ペア:

[(1, 128237424), (2, 64118712), (3, 42745808), (4, 32059356), (6, 21372904), (7, 18319632), (8, 16029678), (12, 10686452), (14, 9159816), (16, 8014839), (21, 6106544), (24, 5343226), (28, 4579908), (42, 3053272), (48, 2671613), (56, 2289954), (84, 1526636), (112, 1144977), (168, 763318), (336, 381659)]