81913047

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{2857}}^1$

素因数の和:3382

約数の個数: 16

約数和(自身を含む): 115234560

約数和(自身を除く): 33321513

約数列:

[1, 3, 19, 57, 503, 1509, 2857, 8571, 9557, 28671, 54283, 162849, 1437071, 4311213, 27304349, 81913047]

約数ペア:

[(1, 81913047), (3, 27304349), (19, 4311213), (57, 1437071), (503, 162849), (1509, 54283), (2857, 28671), (8571, 9557)]