81345922

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{187433}}^1$

素因数の和:187473

約数の個数: 16

約数和(自身を含む): 143949312

約数和(自身を除く): 62603390

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 187433, 374866, 1312031, 2624062, 5810423, 11620846, 40672961, 81345922]

約数ペア:

[(1, 81345922), (2, 40672961), (7, 11620846), (14, 5810423), (31, 2624062), (62, 1312031), (217, 374866), (434, 187433)]