71989874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{105557}}^1$

素因数の和:105601

約数の個数: 16

約数和(自身を含む): 121602816

約数和(自身を除く): 49612942

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 105557, 211114, 1161127, 2322254, 3272267, 6544534, 35994937, 71989874]

約数ペア:

[(1, 71989874), (2, 35994937), (11, 6544534), (22, 3272267), (31, 2322254), (62, 1161127), (341, 211114), (682, 105557)]