138221810

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{733}}^1$

素因数の和:1022

約数の個数: 32

約数和(自身を含む): 252877680

約数和(自身を除く): 114655870

約数列:

[1, 2, 5, 10, 109, 173, 218, 346, 545, 733, 865, 1090, 1466, 1730, 3665, 7330, 18857, 37714, 79897, 94285, 126809, 159794, 188570, 253618, 399485, 634045, 798970, 1268090, 13822181, 27644362, 69110905, 138221810]

約数ペア:

[(1, 138221810), (2, 69110905), (5, 27644362), (10, 13822181), (109, 1268090), (173, 798970), (218, 634045), (346, 399485), (545, 253618), (733, 188570), (865, 159794), (1090, 126809), (1466, 94285), (1730, 79897), (3665, 37714), (7330, 18857)]