211880018

素因数分解:

$2^1\times 7^3\times {\mathrm{73}}^1\times {\mathrm{4231}}^1$

素因数の和:4327

約数の個数: 32

約数和(自身を含む): 375801600

約数和(自身を除く): 163921582

約数列:

[1, 2, 7, 14, 49, 73, 98, 146, 343, 511, 686, 1022, 3577, 4231, 7154, 8462, 25039, 29617, 50078, 59234, 207319, 308863, 414638, 617726, 1451233, 2162041, 2902466, 4324082, 15134287, 30268574, 105940009, 211880018]

約数ペア:

[(1, 211880018), (2, 105940009), (7, 30268574), (14, 15134287), (49, 4324082), (73, 2902466), (98, 2162041), (146, 1451233), (343, 617726), (511, 414638), (686, 308863), (1022, 207319), (3577, 59234), (4231, 50078), (7154, 29617), (8462, 25039)]