81140894

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{4091}}^1$

素因数の和:4351

約数の個数: 16

約数和(自身を含む): 124920576

約数和(自身を除く): 43779682

約数列:

[1, 2, 47, 94, 211, 422, 4091, 8182, 9917, 19834, 192277, 384554, 863201, 1726402, 40570447, 81140894]

約数ペア:

[(1, 81140894), (2, 40570447), (47, 1726402), (94, 863201), (211, 384554), (422, 192277), (4091, 19834), (8182, 9917)]